Report of white powdery substance at former President Obama's DC office being investigated

WASHINGTON - Police are on the scene at former President Barack Obama's D.C. office after reports of a white powdery substance being found. The incident was reported Tuesday around 12:30 p.m. at 1250 24th Street in Northwest D.C. in the West End neighborhood. The former president has leased office space in the building since leaving office in January 2017. The building is owned by the non-profit World Wildlife Fund, which has its headquarters in the space. -- More...