Summary: This Week, President Barack Obama and Mitt Romney both campaigned in battleground states. Obama called for an extension of middle class tax cuts while Romney addressed the NAACP. Also, House Republicans voted to repeal the president's health care law. Joining Gwen: Michael Duffy, TIME Magazine; Lori Montgomery, The Washington Post; Alexis Simendinger, RealClearPolitics; Sam Youngman, Reuters.
