Dallas police end search for suspicious person in headquarters' parking lot - CNN
| CNN | Dallas police end search for suspicious person in headquarters' parking lot CNN (CNN) [Breaking news update, published at 9:09 p.m. ET]. A search for a suspicious person in the parking garage at Dallas police headquarters turned up no suspect or strange items, the department tweeted Saturday night. Officers and police dogs ... Dallas police mobilize units as threat claim underscores 'heightened alert' Dallas police placed on high alert after anonymous threat following attack Black Lives Matter Protests Span Country for Fourth Day |