FULL SCREENSt. Paul, MN - Police in St. Paul, Minnesota are asking for the public's help in identifying a teenage boy who assaulted and robbed a 77-year-old man Tuesday before fleeing the scene on an electric scooter.The assault occurred at approximately 4:55 p.m. at a home on the 1000 block of Farrington Street, according to St. Paul police. Security video shows the suspect approach the man, follow him and eventually pull him to the ground before running away.