The Senate will try to end debate on a "fast-track" trade bill.
"My voice is rapidly leaving, my bedtime has long since passed," he said as he wrapped up.
The research credit is one of the most popular expired tax breaks.
The House passed legislation to reauthorize $33 billion for federal scientific research programs.
"She was an agitator ... she is an ideal American," Rep. Luis Gutierrez said.
The 2016 hopeful is speaking out against "a direct violation of the fourth amendment."
"It's a waste of time for Mitch McConnell to really even talk about it," Rep. Amash said.
"This isn't run-of-the-mill incompetence. It's arrogance," Boehner said.
Alexander Bolton 05/20/15 12:45 PM EDT
Sen. Maria Cantwell is demanding a vote on reauthorizing the bank.