WICHITA- Law enforcement authorities in Sedgwick County are investigating a case of aggravated battery and have made an arrest in an apparent random attack on a woman.

Police in Wichita reported in a media release, that on October 6, a woman was walking in the 600 block of East Douglas just after 3p.m. when a man on a bicycle yelled an obscenity at her.

He then approached her and hit her on the left side of her head with an unknown object. She sustained serious head injuries and underwent surgery at a local hospital.

The suspect, a black male, was wearing a black bicycle helmet, sunglasses, black gloves, a long sleeve blue shirt and long blue pants

He was also wearing a backpack with a distinct reflective design on the back. A video from a local business captured the suspect immediately following the incident.

The video was posted online and after a tip to CrimeStoppers the suspect is in custody, according to police.

Name of the victim and the suspect have not been released.