avice president joe biden and secretary napolitano will return to the gulf coast tuesday. on tuesday they will visit the joint command center in new orleans. wednesday there will be a big hearing in washington with the senate commerce and energy committee, they'll go over the blowout prevention ability, new finds and inspections in the works for offshore oil rigs. and then on thursday, jimmy buffett gives a free concert for oil victims and workers in gulf shores, alabama. a big week coming up. that will coincide with the opening of his new margaritaville hole in pensacola. thank you, charles. you can always click on our website for the latest updates on the gulf spill disaster msnbc.com. the g-20 summit resumes in toronto. more than likely with added security. demonstrators torched police cars and smashed windows in the downtown area saturday during violent protests. thousands of protestors seen