White House July 4, 2023 4:12 pm White powdery substance found inside White House was cocaine: sources The White House was briefly evacuated after the substance was found on Sunday, but the substance was since deemed not hazardous. Local 2:30 Maryland gov. celebrates removal of ship from collapsed Key Bridge, outlines work ahead 1:40 Man shot and killed at gas station off Richmond Highway in Fairfax County 2:24 Maryland governor wants to rebuild Key Bridge on ‘aggressive' timeline 1:47 DC fire officials urge drivers not to block firehouses, delaying emergency response 1:42 DC officer injured in shooting; 2 suspects in custody