Reporting | ShopTalk | Sports Buffalo’s WGRZ Adds Jeff Preval, Jonah Javad By Merrill Knox on Sep. 24, 2012 - 4:16 PM There are two new additions at Buffalo NBC affiliate WGRZ, the Buffalo News reports. Jeff Preval has joined the station as a general assignment reporter and Jonah Javad (pictured) has joined as a sports reporter and anchor. Preval ...