HUNTSVILLE, Ala. (WAFF) - A heavy police presence due to a bomb threat shut down portions of I-65 northbound and southbound. According to the Morgan County Sheriff’s Office, the suspect that made threats involving explosives is in custody. After the suspect was in custody, the bomb squad checked the area before allowing people to travel again. In total the shutdown lasted about 90 minutes Sunday night, portions of I-65 were blocked in both directions just south of the Tennessee River Bridge.