It's a big day for health care and the reactions will be flooding the zone today.

Senate Majority Leader Harry Reid revealed his health care bill last night, with a $849 billion price tag. He's holding a big event at 12:15 at the Capitol Visitors Center (and the White House is reacting via a noon conference call).

Speaker Nancy Pelosi is holding her weekly press conference at 11 on Capitol Hill, Minority Leader John Boehner will talk about health care at 11:45.

Republican Sens. Judd Gregg and Lamar Alexander are briefing reporters this afternoon.

Volunteers from Organizing for America and pro-reform groups plan to attend Reid's event and show their health care spirit.

Sen. Chuck Schumer was on MSNBC this morning and predicted the bill will get the needed votes to pass.

He added, "When we get this done, poll numbers will go up."

Late update: Here's Schumer, optimistic: