Obama and Biden visit Orlando, FBI asks public to help in shooting investigation


Four days after the mass shooting at the Pulse gay nightclub in Orlando, Florida, President Obama and Vice President Biden are set to meet with survivors and family members of those who died in the nightclub shooting. This, as new details emerge about a phone call Omar Mateen made to a news producer before the attack and video of him speaking to a documentarian on camera years ago has surfaced. NBC’s Stephanie Gosk reports for TODAY. (Run time: 3:19)