epa05584482 US President Barack Obama speaks at The White House Frontiers Conference at Carnegie Mellon University in Pittsburgh, Pennsylvania, USA, 13 October 2016. The conference, which takes place at the University of Pittsburg, features numerous experts in various fields of technology discussing way of improving the United State's capacity in innovation, technology and science. EPA/VINCENT PUGLIESE
De Amerikaanse oud-president Barack Obama begint in Pittsburgh aan een tour door meerdere swing states. Hij gaat campagne voeren voor zijn partijgenoot Kamala Harris.
Isabella Fidder