From South Milwaukee Police Chief Ann Wellens, in reference to this incident …
SMPD has been advised by the FBI that they have made an arrest of a subject responsible for several bank robberies in the Milwaukee area. Based on their investigation the FBI feels the subject they have arrested is responsible for the bank robbery at the Tri-City Bank inside Pick & Save on May 11, 2014. The FBI advised we could close our case.
The person is not being named, because charges havent’t been filed.
South Milwaukee Blog 
Very happy to hear this news!