Authorities are hoping the images, and especially the description of the jacket, will help someone identify the robber.
Surveillance images show bank robber
TINLEY PARK, Ill. The suspect wore a black ski mask and was armed with a knife. He also wore a white jacket displaying a large number "9" on its left side Afterward, he fled with an undisclosed amount of cash. He rode a white, newer model motorcycle with blue letters on the gas tank that said "Suzuki."