MEMPHIS, Tenn. -- One person is dead after a wreck involving a semi-trailer Tuesday morning in South Memphis. According to police, just after 6 a.m., they responded to a two-vehicle accident involving a semi-trailer in the 2000 Block of Dunn Avenue. One victim was pronounced dead at the scene, police say. Man critically injured in airport area shooting This is still an ongoing investigation. If you have any information that could help police, call CrimeStoppers at 901-528-CASH.