jeff corwin, nbc news, off the coast of ocean springs, mississippi. >> we have put more on the story on our website for you. nightly.msnbc.com. >>> when we come back here tonight, a man who made the skies safer for all of us. >>> when you hear this, you might never want to fall asleep on an airplane again. a flight attendant for air france has been arrested for stealing from sleeping passengers. she's charged with 27 counts of theft, cash and jewels mostly. her normal route was france to tokyo, a long haul route which usually means a lot of sleeping passengers. she's facing up to ten years in prison now. >>> an exciting find to report tonight. astronomers say they have discovered the most massive and the brightest star ever. the image of it. it is said to be 300 times the mass of the sun and ten million times brighter than the sun. here's what may be the picture of the day taken by a couple who had chartered a yacht for a quiet sailing trip off the south african coast. a 40-ton whale flipped into the air, crash landed on their boat off capetown. after thrashing around for a while, ta

. >>> we wanted to let you know, tomorrow night, we have a great story from jeff corwin on the heroic effort to save the bluefin tuna right now. an entire species that may not survive this oil spill. >>> for now, i'm brian williams, we hope to see you right back here tomorrow evening. good night. -- captions by vitac -- www.vitac.com >>> right now at 6:00, did police prevent a mass shooting in san francisco? stunning revelations tonight as investigators reveal where that interstate 580 shooter was allegedly heading and the organizations he plans to target. good evening, everyone. >> shocking as that crime scene was, the man behind the guns was apparently intent on