cnn journalists are looking at solutions to environmental issues and the people trying to make a difference before it's too late. the award-winning in focus team tell the stories of the people and the impact they're having in their neighborhood and beyond. watch it unfold on "green solutions in focus" saturday april 24th, 3:00 p.m. eastern. -- captions by vitac -- www.vitac.com there's been an explosion on an oil rig in the gulf of mexico. seven people have been critically injured and 11 others missing. coast guard are searching the coast off venice, louisiana. pope benedict made his first public comments on the growing sex abuse scandal. he is vowing swift church action on priests who have strayed from the faith, but without elaborating as to what the action might be. they're changing the tune of opposition against the democrat-backed planned wall street. the prospect of a gop fill buster is bringing democrats