AMMON, Idaho (KIFI) — A Firth man is facing felony charges after Bonneville County Sheriff's deputies say he threatened people with a gun while trying to force his way into a home Saturday night. According to the Bonneville County Sheriff's Office, deputies responded to a residence in the 2000 North block of Ammon Road just after 10 p.m. on June 27 after receiving reports of a disturbance. Dispatchers were told a man was attempting to force entr…