Justin Brewster, center, Pioneer Telephone’s wireless division manager, narrated a PowerPoint presentation regarding the advance of wireless technology over the past 10 years. Brewster said the Pioneer Cellular network covers 40 counties in Oklahoma and 15 counties in Kansas. He was introduced by Rotarians and co-workers, from left, Reggie Redwine and Neal Brown. Brewster started his career working for Dobson Communications in California and he moved to Oklahoma in 2005 when he began his career with Pioneer. [Times-Free Press Staff Photo]