Both Sinclair and Nexstar became infamous for their frequent use of sidecars as part of their expansion and consolidation tactics, partnering with companies like Cunningham Broadcasting, Deerfield Media, Mission Broadcasting, and even each other in the case of a virtual duopoly in Harrisburg, Pennsylvania between Sinclair-owned CBS affiliate WHP-TV and Nexstar-owned CW affiliate WLYH-TV, and a former virtual duopoly in Rochester, New York between Nexstar-owned CBS affiliate WROC-TV and Sinclair-owned Fox affiliate WUHF (in the wake of Sinclair and Deerfield's purchase of ABC affiliate WHAM-TV, this particular arrangement ended in January 2014).