**********from the New York Giants intrasquad scrimmage on FRIDAY…..********** Really nice day for undrafted running back Javon Leake(Page HS/University of Maryland), who showed an explosive burst on two or three occasions. Running back Javon Leake flashes On his first touch of the day, the undrafted free agent from Maryland took a handoff up the middle, made a quick cut at the line of scrimmage and suddenly found himself in the secondary. It was one of at least three explosive plays for Leake, competing to try and earn a backup running back job. “He’s a guy that’s really coming on right…