There are 50 members in the caucus. They all have different views, come from different states and have different needs. Sanders stated that my job will be to work it out.These episodes highlight the tensions within the Democratic Party, as President Joe Biden's agenda continues to stall. The Democrats' two-track plan to invest $550 billion in infrastructure, and then add their colossal party line spending bill for social programs to that money will make the party sink or swim. This will require all 50 Democratic votes to pass Senate.There is growing concern that the complicated proposal could quickly become a 10-car pileup.Sanders' concern is only one part of the complex internal conflict within the Democratic Party, which rallies around Biden's $4 trillion domestic spending program. After the Senate passes the bipartisan Infrastructure Plan, a new conflict will immediately arise: How long should it wait for the Democratic-only companion bill from the House before the pressure becomes too great?Progressives are praising Pelosi and making public threats to sink bipartisan bill if it is not scuttled, while moderates are urging her to abandon her blockade on the infrastructure deal with the upper chamber. This conflict will put to the test the strength and relationships between Democrats in House and Senate. It has slim majorities that span a wide ideological spectrum. There's always the risk that one or both of the tracks could collapse if the process drags on for too long.Rep. Elissa slotkin (D-Mich.), one the many House centrists pushing for quick action on the Senate deal across Capitol, stated that it is important to strike while the irons are hot. Don't wait until you have a deal. It doesn't age well.This week, Sen. Kyrsten Silena (D-Ariz.), who was upset by the $3.5 trillion price tag on the Democrats' bill on social programs raised concerns among progressives as the Senate prepares for the Senate to send the bipartisan infrastructure bill that she helped negotiate to Congress. She is one of many moderates in both chambers who have the ability to reduce the package over the next few weeks. The bill could pass with no GOP support in the Senate's 50-50, but it would require Democratic unity in lockstep in the upper chamber.After all 50 Senate Democrats voted Wednesday to advance the bipartisan package, other Democrats want to know more about the level of cohesion they will have as a caucus.Tensions between Congress chambers are always a result of large bills. Given the narrow margins of Democrats' ideologies, coordination between these two packages can be a delicate and difficult task."All [Sinema] did was ensure that there wasn't enough trust between them unless they both moved together," said Mark Pocan, a senior progressive Rep. (D-Wis.). We've been very clear, and Nancy Pelosi is very clear about that.Pelosi insists that the infrastructure bill will not be passed until Pelosi has the $3.5 trillion party line spending bill. However, centrists have already pressed the California Democrat to get Biden's infrastructure deal done as soon as possible.Pelosi was accused by Republicans of holding the bill hostage'' in order to obtain a larger package that will increase taxes and spend trillions.Meanwhile, senators representing the progressive wing of the party urge their House counterparts to remain firm.It would be nice to have our own priorities and a backstop in the Senate. She's there, said Senator Mazie Hirono (D–Hawaii). I say: Excellent. Nancy, thank you.The House will be in recess for seven more weeks beginning Friday. However, members anticipate that they will have to return to vote on the procedural vote to approve the Democrat-only spending program. Pelosi, along with her top deputy Majority Leader Steny Hopyer (D-Md.), did not discuss a possible schedule for the House to return from recess. Pelosi and her top deputy, Majority Leader Steny Hoyer (D-Md.), did not discuss a possible schedule for the House's return from recess to pass Senate legislation. People in the room only called the situation fluid.As they wait for details on the bipartisan plan, the House has seen a precarious agreement between the two factions of Democrats. The Senate will soon pass the bipartisan agreement, and moderates plan to push for a quick vote.After announcing their bipartisan Infrastructure deal, Senate negotiators Joe Manchin and Todd Young (R.Ind.) walked out of the Senate. Bill Cassidy (R.La.) and Joe Manchin (D-W.Va.) announced their bipartisan infrastructure deal. Privately, they briefed their counterparts at the House, a bipartisan group consisting of approximately four dozen moderates known as the Problem Solvers Caucus.Both sides agreed that the House was the greatest obstacle to plunging $550billion in new spending on roads, bridges, and broadband.The Problem Solvers Caucus Democrats are becoming louder in demanding that Pelosi change her tactics. Some are also discussing the possibility of banding together to stop a vote on the budget that stalls the Democratic-only spending bill.We made it quite clear, I believe. When asked by Kurt Schrader (D.Ore.), Rep. Kurt Schrader said that the bipartisan bill must be passed first. Let's bring home something that will make people proud this summer.However, progressives are confident that Pelosi won't break her promise. They also claim that even if Pelosi tried, the approximately 100-member Congressional Progressive Caucus could sabotage the Senate measure on its floor.Unless reconciliation is simultaneously moving, we do not currently have the votes necessary to move the bipartisan bill. The speaker knows this, according to Rep. Ilhan Omar (D.Minn.), who is chief vote-counter for left-wing caucus.Pelosis' headache will only get worse as her margin in Congress shrinks by one seat. House Democrats can only lose three Democrats to any one vote on the floor after the GOP winner in Texas's week-end race.Pelosi, both publicly and privately has maintained her commitment to not allow the Senate bipartisan agreement to be brought on the floor until the Senate has passed the extensive party-line spending plan.There is a glimmer of hope that Pelosi will clarify her position to make Biden a popular priority.Rep. Matt Cartwright (D. Pa.) said that I don't know if she has given an ultimatum. Although she has made clear her preferences, I believe she is well aware of the fact that Americans want to see a real infrastructure bill.Later, a spokesperson clarified that Cartwright supported the position of the speakers.Marianne LeVine contributed to the report.