KEW GARDENS, Queens (PIX11) — An assailant shoved a 68-year-old woman down a flight of stairs at a Kew Gardens subway station without provocation, according to police.

The victim was leaving the Kew Gardens – Union Turnpike station on the E and F lines around 9:35 a.m. Aug. 22 when the attacker pushed her down a staircase for no apparent reason, then ran off, authorities said Monday in a public appeal for tips.

The victim declined medical attention at the scene.

Investigators released surveillance images of the suspect, who fled the station on foot following the attack.