Suspect uses credit card belonging to 70 year old victim

Delaware State Police need help identifying the woman pictured, in connection with unauthorized purchases made on a credit card. Police say the purchases occurred Wednesday morning, including a gas purchase of over $50. The credit card belongs to a 70 year old woman according to police.
DSP describe the suspect, caught on surveillance video as a middle aged woman around 5′ 4″ weighing 200 lbs. The suspect was last seen wearing a peach colored jacket, and may be operating a silver minivan.
If anyone has any information on this incident or the suspect, they are asked to contact Delaware Crime Stoppers at 1-800-TIP-3333.