Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-full-episode-may-4-2016 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Wednesday on the NewsHour... Wednesday on the NewsHour, three presidential candidates remain after Bernie Sanders scores an upset in Indiana and Donald Trump emerges as the presumptive GOP nominee. Also: The U.S. role in fighting ISIS, why half of teenagers say they’re addicted to their phones, the shocking number of deaths attributed to medical errors, why Ben Carson became a Trump supporter and the life of James Brown. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode News Wrap: Alberta wildfire forces nearly 90,000 to flee 6 min The drug-like effect of screen time on the teenage brain 8 min You don’t have to search for James Brown’s musical influence 8 min Ben Carson turns from competitor to Trump team member 8 min Is fatal medical error a leading cause of death? 6 min How Donald Trump defied party wisdom to become the face of the GOP 8 min Trump routs final GOP rivals but some Republicans refuse to fall in line 3 min As more U.S. troops arrive, increased risk from ISIS attacks in Iraq 4 min