ມື້ທີ 3 ຂອງກອງປະຊຸມໃຫຍ່ ພັກເດໂມແຄຣັດ

President Barack Obama waves to a cheering crowd on the third night of the Democratic National Convention in Philadelphia, July 27, 2016. (A. Shaker/VOA)

President Barack Obama laid out a forceful case for Democrat Hillary Clinton's election at the Democratic National Convention in Philadelphia, July 27, 2016. (A. Shaker/VOA)

Democratic vice presidential candidate Tim Kaine walks on stage to deliver a speech at the Democratic National Convention, July 27, 2016. (A. Shaker/VOA)

Vice President Joe Biden speaks on stage at the Wells Fargo Arena in Philadelphia on the third night of the Democratic National Convention, July 27, 2016. (A. Shaker/VOA)

Former CIA Director Leon Panetta addresses a crowd of delegates on day three of the Democratic National Convention in Philadelphia, July 27, 2016. (A. Shaker/VOA)

Broadway stars sing “What the World Needs Now” on the stage of the Democratic National Convention in Philadelphia, July 27, 2016. (A. Shaker/VOA)

Bernie Sanders protesters march outside of the Pennsylvania Convention Center on the third day of the Democratic National Convention in Philadelphia, July 27, 2016 (Mia Bush/VOA)