A man has been arrested on various charges after police found a small arsenal of guns on the top floor of the Hyatt Regency on Louisiana Street downtown, Houston police said. Police at the hotel called for backup around 1:30 a.m. Sunday after they attempted to arrest the man for being intoxicated and trespassing. When help arrived, police noticed ammunition laying around the man’s hotel room, Lt. Gordon Macintosh with Houston police said. The man was arrested for unlawfully carrying a weapon and trespassing. When investigators looked into his room further, they located an AR-15, a shotgun, a handgun and...