An 18-year-old teenager has lost his hand while playing with a firework outside a California In-N-Out Burger. Nader Hanna had graduated from high school just three days earlier when he met up with his twin brother and friends outside the popular burger chain in Pleasanton on June 3, the SF Chronicle reports. The group had gone to grab food and set off fireworks in the parking lot — something Hanna said they had done on numerous summer nights. An 18-year-old teenager has lost his hand while playing with a firework outside a California In-N-Out Burger. Nader Hanna had graduated from high school just three days earlier. Instagram/@naderhanna_ A classmate handed him a firework about the size of a tennis ball, which exploded almost immediately after he lit it. “It just exploded in my hand the s