Police are investigating a stabbing inside a West Mount Airy Wawa. They say it started because of a disgruntled customer. It happened at the store located on the 7200 block of Germantown Avenue around 10:30 p.m. Thursday. Police say an employee was unpacking boxes when a male customer began yelling and then punched and choked the employee because he wasn’t being served. When the man tried to go around the counter with a knife, investigators say the employee pulled out his own knife, stabbing the suspect. “That’s crazy, especially when you coming to work the normal shift and you have...