EARLIER ON THE FIX:
WHAT YOU MIGHT HAVE MISSED:
Taking the Fifth: IRS official Lois Lerner is invoking her right not to testify before the House Oversight Committee on Wednesday, for fear of self-incrimination.
Meanwhile, at today's hearing ... The outgoing acting IRS commissioner and his predecessor both denied misleading Congress about targeting conservative groups.
McConnell won't block immigration push: Senate Minority Leader Mitch McConnell (R-Ky.) said he won't block immigration reform legislation from coming to the Senate floor. Meanwhile, the Senate Judiciary Committee signed off on a deal on foreign workers as an amendment to the bipartisan immigration bill.
AFF spending big for Ayotte: American Future Fund has spent more than $1 million defending Sen. Kelly Ayotte (R-N.H.), with its latest $452,000 ad buy taken into account. The spot defends Ayotte against ads from gun-control groups that have criticized her for voting against expanding background checks on gun sales.
Obama taps 10 for elections panel: President Obama named 10 people to his recently created commission on elections, including former Kentucky secretary of state Trey Grayson (R), who lost in the 2010 Senate primary to now-Sen. Rand Paul (R).
New potential McConnell challenger? Heather French Henry, a 2000 Miss America titleholder, is considering challenging McConnell, she tells The Hill. She is the wife of former Kentucky lieutenant governor Steve Henry (D).
Birthday party, Judiciary Committee-style: Sen. Al Franken (D-Minn.) got a birthday cupcake during the Judiciary Committee hearing on immigration.
THE FIX MIX:
"There are so many amendments. ... I can only choose one."