12,000 Iraqis killed last yearBAGHDAD, Iraq — Iraq reported yesterday that about 12,000 civilians were killed last year — the third full year since the US-led invasion — with a dramatic rise in the last three months, when 5,000 died. — Page 9Cops charged in killingsNEW ORLEANS — Seven New Orleans police officers charged in deadly shootings in Hurricane Katrina’s chaotic aftermath arrived to turn themselves yesterday, met by more than 200 supporters. — Page 47