SHAWNEE COUNTY – Law enforcement authorities in Shawnee County are investigating a suspect in connection with a robbery at a Sonic Drive In.

Just after 6:30 p.m. on Tuesday, police were dispatched to the Sonic at 3721 SW Topeka Boulevard in Topeka, according to a media release.

Employees told police a skinny white man with short blonde hair wearing blue jean shorts and riding an orange bike robbed a car hop at knife point.

The suspect rode off on the bike with an undisclosed amount of cash.

After a search of the area, officers arrested a 37-year-old man in connection with the robbery.