A male victim reported that a female suspect (BF, blonde hair, mini skirt) argued with him over a power outlet on the train. When the male leaned down to point out the outlet, she female struck him in the head with a screwdriver, causing a 1" laceration. The female then tried to flee, but patrons tried to detain her. She was able to break free and fled out of the station. She was not located. Medical aid was summoned for the victim, but he refused treatment and left the area. Train/station video will be requested.