Police are investigating yet another sexual assault -- this time in Manhattan's Lower East Side.

A woman was walking southbound on Attorney Street towards Delancey Street when a man approached her from behind and sexually assaulted her on the sidewalk, authorities said. The victim was able to fight him off, and then he ran away.

The incident happened around 7 a.m. on Sunday, October 9th. Police have described the suspect as a black man, about 20- to 22-years-old, between 5'6" to 5'8", about 160 lbs with a skinny build.

Anyone with any information is urged to call CrimeStoppers at (800) 577-TIPS. Tipsters can also submit information at www.nypdcrimestoppers.com or by texting CRIMES (274637) then entering TIP577.

All calls are confidential.