Maryland Democratic candidates, Benjamin Cardin and Kwiesi Mfume (head of the NAACP) debate on C-SPAN 2 at 7.

Andrew Cuomo and Charlie King speak at the House of the Lord Church (415 Atlantic Avenue in Brooklyn) at 8 p.m.

Mike Bloomberg finds out if his favorite Shakira video wins an MTV Music Video award when the award show starts at at Radio City Music Hall at 8 p.m.

And at 10 p.m., C-SPAN has a rerun of Iran response "to the United Nations Security Council deadline on Iran's nuclear program."