Reporting | ShopTalk | Top 10 Reporter Tim Wetzel Joining KHOU in Houston SHARES By Merrill Knox on Apr. 19, 2012 - 2:07 PM Houston NBC-affiliate KHOU is adding reporter Tim Wetzel to its news team. His first day will be Monday, according to Houston media blogger Mike McGuff. Wetzel was most recently a reporter at WTVF in Nashville. He replaces Lisa Chavarria, who is headed to WFLD in Chicago. Chavarria also joined KHOU from WTVF in 2010. “I’m very excited to join the KHOU team and look forward to working at such a great station,” Wetzel told McGuff.