crash in the italian alps, a wall of mud and water roared down a mountainside, slamming a small computer train into a ditch, nine people were killed, 28 injured. the two-car train was passing just below, moments after a large irrigation pipe at a higher elevation burst, sending down that killer cascade. a geologist a examining the terrain near italy s border with austria but it s not clear why that pipe broke. israeli forces opening fire on militants today in gaza, killing two palestinians and wounding three others. the clash erupted near a border crossing. israel s military says the militants were planting explosives near the border fence. gaza s hamas rulers have tried to maintain a ceasefire with israel since the end of the gaza war in january 2009 but militants still sporadically carry out such attacks. jane: a big surprise to organized labor today, the head of one of the most powerful unions in this country is expected to retire at the end of this week.