LAS VEGAS — The Latest on the shooting in Las Vegas (all times local): 7:15 p.m. Investigators have updated the number of firearms they found in the hotel room and home of the Las Vegas shooter. Assistant Clark County Sheriff Todd Fasulo says officers have found 23 firearms in the Mandalay Bay hotel room of Stephen Craig Paddock and 19 firearms at his home in Mesquite, Nevada. Fasulo stresses that investigators believe Paddock was the sole shooter. ___ 7 p.m. Religious leaders, elected officials and mourners have gathered at multiple prayer vigils in Las Vegas. Las Vegas Mayor Carolyn Goodman spoke to mourners in the setting sun Monday evening outside the downtown City Hall. Several faith leaders led the group in prayer. The crowd later joined in song and held candles. Several miles away at a cathedral off the Las Vegas Strip, mourners and casino workers gathered to honor the victims and first responders. The vigils were among a number of memorials being held around the city. ___ 4:50 p.m. Police are gathered outside a Reno, Nevada, home that is owned by the Las Vegas shooter. A dozen officers carrying rifles were at the house in an upscale neighborhood near…