Chicago officers under investigation over sexual misconduct allegations involving migrants living at police station

The Chicago Police Department on Friday confirmed that it is investigating allegations that its officers engaged in sexual misconduct involving at least one migrant who was being "temporarily housed" at a police station on the city's West Side. 

In a statement, police confirmed that both its internal affairs bureau and its Civilian Office of Police Accountability were investigating the allegations involving officers assigned to its 10th District station. 

Sources told CBS Chicago that the allegations involved as many as four officers. No names have been released.