LAWTON, Oklahoma - A federal arrest warrant is issued against a 59-year-woman in connection with a bank robbery in Lawton.

The FBI and Lawton Police are looking for Silvanna Warren. Investigators say Warren robbed the Arvest Bank at S.W. 52nd Street and S.W. Lee Boulevard just after 5 p.m. on Thursday, June 6.

Surveillance video captured Warren inside the bank. Police say she handed bank employees a note ordering them to stay calm and give her money. Workers complied and Warren left the bank with an undisclosed amount of money.

Police described Warren as a while woman of German descent, 5'01" and approximately 150 pounds.

If you have any information as to her location, you are asked to call the FBI or the Lawton Police Department. You may also call Crime Stoppers at 580-355-4636.