Photos: US Politics: unnamed

Us President Barack Obama returns to the White House after a trip to Los Angeles and San Francisco in California on June 21 2015, in Washington, DC. He attended DNC events and delivers remarks at the annual meeting of the U.S. Conference of Mayors in San Francisco (Pool / Aude Guerrucci)

Us President Barack Obama returns to the White House after a trip to Los Angeles and San Francisco in California on June 21 2015, in Washington, DC. He attended DNC events and delivers remarks at the annual meeting of the U.S. Conference of Mayors in San Francisco (Pool / Aude Guerrucci)