A London man has been charged with attempted murder following an alleged unprovoked attack on a commuter at Chicago Union Station, authorities said.

Zakir Ibrahim is accused of attempting to slash a commuter's throat during the incident at the transit hub. According to authorities, Ibrahim claimed to be a Central Intelligence Agency agent during the alleged attack.

The incident appears to have been unprovoked, with no apparent prior connection between Ibrahim and the victim. Details about the victim's condition or the specific circumstances leading up to the alleged attack have not been released.

Ibrahim is currently in custody facing attempted murder charges in connection with the incident. The case remains under investigation by local authorities.

Chicago Union Station serves as a major transportation hub for the city, handling thousands of commuters and travelers daily. The station connects various train services including Amtrak and regional transit lines.