(AP) - As the Nevada Legislature convened Monday, troubled Assemblyman Steven Brooks was set to be sworn in before taking a leave of absence, statehouse leaders said.Brooks, D-North Las Vegas, was arrested Jan. 19 on allegations he threatened incoming Assembly Speaker Marilyn Kirkpatrick, a fellow North Las Vegas Democrat.His arrest launched a string of bizarre events, ending with his hospitalization for a mental evaluation. He was released Thursday, and came to Carson City to take his seat.Kirkpatrick said Monday that Brooks will be sworn in and then take medical leave for an undisclosed period of time."I think the most important …