remains defiant. emergency crews at japan's fukushima nuclear plant are now scrambling to reconnect electricity that's needed to cool those overheating reactors. also, the u.n. today called for world unity to help japan avoid a nuclear disaster. and president obama will be monitoring it all as he leaves washington today for his first official visit to south america. his meetings begin saturday in brazil. and finally this half hour, a beauty queen who claims she lost her title because she gained weight. now she's taking her case to court. domonique ramirez was miss san antonio until the pageant kind of took her crown away. >> well, now it's in the hands of a jury. they're being asked to figure out what really went down. reporter paul zanemm acha now h the story. >> reporter: verbal exchanges, often testy, as president of the miss bear county organization answered questions posed by