McClay's father, Bruce McClay, told the Inquirer yesterday that his son was a Navy veteran who had served on the USS Kitty Hawk.
Bruce McClay told the paper that his son, who lived in Broomall, knew that working at the Chester store could be dangerous. The older McClay also complained about a lack of security at the store.
Rite Aid yesterday contributed $10,000 of the reward money.
Chester police released surveillance images of the two persons of interest.
One is described as a white or light-skinned woman in her mid-to-late 20s, who wore a red hooded jacket with white stripes down the sleeves. She also wore blue jeans and gray sneakers.
The other is described as a black man in his late 20s to mid-30s, who wore a white T-shirt over a black long-sleeve top. He also had on rolled-up blue jeans and black boots.
Anyone with information on the two persons of interest can contact the Citizens Crime Commission of Delaware Valley at 215-546-TIPS.
Tipsters can also contact Chester Detective Nelson Collins at 610-447-8431 or Detective Dave Tyler at 610-891-4708.
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