LAS VEGAS, Nevada (CNN) -- Nevada state troopers found one of the FBI's most wanted fugitives, along with wigs, cell phones, laptop computers and about $50,000 in cash, on a highway north of Las Vegas, authorities said Monday. Polygamist sect leader Warren Steed Jeffs, 50, was a passenger in a red 2007 Cadillac Escalade that was pulled over along Interstate 15 shortly after 9 p.m. (7 p.m. ET) Monday.