E3: Metal Gear Solid sequel coming to PSP

A translation of the latest episode of Hideo Kojima's podcast reveals that a new Metal Gear Solid title is in the works for the PSP. The storyline will pick up where Metal Gear Solid 3 left off in 1970. According to the translation, the graphics will be comparable to those found in the Metal Gear games on the PS2.

Have a look at GAF for more details about the game play.