Manchin says he'd pass parts of Biden's agenda. But Democrats may have to write the bill for him.

Sen. Joe Manchin says he’s still interested in passing major pieces of President Joe Biden’s agenda — but sources close to Manchin, D-W.Va., say Democrats may be making a big mistake by waiting for him to lay out precisely what he’d support.

Manchin has expressed interest in passing a bill through the filibuster-proof reconciliation process that would raise taxes, reduce the deficit, cut prescription drug costs and fund energy and climate measures, even though some Democrats fear he is running out the clock. He also began leading bipartisan talks on energy over the...