you know, she s coming home. parvaz who lives in canada works for al jazeera has u.s., canadian and iranian citizenship. the coast guard shut them down to ease pressure on the levee. in other parts of louisiana, 15 floodgates are open on the morganza spillway. it s expected to hit 57 1/2 hit in vicksburg, a foot higher than the record set in 1927. doctors are getting ready to replace a piece of gabby giffords skull. the surgery happening this morning at memorial hospital in houston. when she was shot, a portion of her skull was removed to ease the swelling on her brain. doctors will now replace it with fabricated bone. following the surgery, the congresswoman will no longer have to wear the helmet she s been wearing in the last couple of months. astronauts on the space shuttle