McConnell said if Democrats are serious about "all the talk last night, they should follow it up with action."
The Senate passed a bill Tuesday that would take $126 million used to fund presidential nominating conventions and instead designate it for pediatric medical research.
Feinstein asked for an apology and said she had grave concerns over the CIA's actions.
House Democrats are filing a discharge petition to try to force the vote.
The House returns to work in the afternoon on several suspension bills, including a package of three bills to tweak ObamaCare.
Sens. Ed Markey and Richard Blumenthal quoted the Dr. Seuss classic during climate talkathon.
“Climate change deniers still exist,” Senate Majority Leader Harry Reid (D-Nev.) said.
Sen. Chris Murphy (D-Conn.) said earlier Tuesday morning that even conservative brothers David and Charles Koch would benefit financially if the United States focused more on innovating renewable energy technology rather than relying on fossil fuels.
“Even the Koch brothers are industrious enough to make a whole mess of money off new innovations,” Murphy said.
Sen. Ed Markey (D-Mass.) used a chart showing that the number of home runs increased when players used steroid, saying it’s the same case with temperatures rising when humans emit greenhouse gases.
Sen. James Inhofe (R-Okla) said Monday night that climate change isn’t real and recent cold weather across the country proves that.