Two other convenience stores in the area have been robbed in the last two weeks as well.
Steve Ballesteros strangled Maria Perez to death in her home near 45th Street and Elgin in April of 2012, after she reportedly accused him of cheating.
When the clerk was unable to access the store safe, the suspects left the store as the second victim was walking inside.
The suspect reportedly entered the store and displayed a handgun. He escaped with an undisclosed amount of money and has not yet been located.
Twenty-six year-old Stephen Thomas Patterson is wanted for an aggravated assault that occurred at the Sports Form Bar, located at 3525 34th Street on Saturday, November 9th.
According to LPD, two black males armed with pistols entered the store, and took money and items from the store and clerk.
Officers found a badly beaten victim in the alley and saw the suspect vehicle fleeing the scene just before 12:30 a.m. Wednesday.
Officers were called to the Fountain Apartments at 5001 Chicago around 10:20 p.m. Sunday after a witness saw two men reportedly burglarizing a vehicle.