Sony Computer Entertainment America (SCEA) today unveiled a line up of software for PS3, PSP, and PlayStation Network during a press event to kick off the annual E3 Media & Business Summit 2009. Attendees can get a glimpse at ModNation Racers, Gran Turismo 5, UNCHARTED 2: Among Thieves, Heavy Rain, MAG, God of War III, and more. Check full story for details.