ON THE SUNDAY SHOWS

Fox News Sunday: Alaska Lt. Gov. Parnell says Palin cited toll of ethics complaints as a reason for leaving. Rove labels Palin's strategy "risky."

This Week: Wide-ranging Biden interview. Transcript here. Roundtable with Liz Cheney, Matthew Dowd, Cynthia Tucker, George Will.

State of the Union: Colin Powell says Iraq surge should have come earlier, sticks up for Sotomayor by blasting critics. Transcript here.

Face the Nation: Schumer guarantees a public health care option in the Senate bill.

Meet the Press: Preempted by Wimbledon.