DURHAM, N.C. (WTVD) -- A Duke University grad student who was shot in a Costco parking lot earlier this month was there to meet someone he was exchanging messages with via an online buy, sell app.
Search warrants show 25-year-old Ryan Ware was talking to the suspect, called "John," on the LetGo app.
LetGo is a popular app where people can buy and sell items locally.
Durham police have asked LetGo for the account information of the suspect, who is expected to be charged with assault with a deadly weapon with intent to kill and robbery with a dangerous weapon.
Ware was shot at the Costco on North Pointe Drive at 1:30 p.m. on Sunday, March 10.
He is a graduate student at Duke's Divinity School.
Witnesses said they saw a grayish sedan drive away from the scene.
If you have any information, you are asked to call Crimestoppers at (919) 683-1200.