A woman in her 30s was killed early Sunday morning in a hit-and-run collision in Mississauga, Peel Regional Police say.Emergency crews were called to the area of Eglinton Avenue and Erin Mills Parkway just after 6 a.m. for reports that a pedestrian was hit by a car.According to detectives, the victim was pronounced dead and the suspect vehicle fled eastbound on Eglinton Avenue.The vehicle is described as a light-coloured sedan.