OGDEN, Utah – A gymnastics coach accused of sexually abusing one of his students now faces numerous felony charges. Kelly Christian Brown, 31, of Layton, was charged Thursday in 2nd District Court with object rape, a first-degree felony; three counts of forcible sexual abuse and two counts of sexual exploitation of a minor, both second-degree felonies; and two counts of dealing in harmful materials to a minor, a third-degree felony. Brown, who was a coach at North Davis Gymnastics in Layton until his was fired following his arrest on Tuesday, is accused of abusing a 15-year-old girl at the gym in…