Mackenzi Henderson

QUINCY — Ben Van Ness, vice president and general manager at WGEM in Quincy, confirmed Friday morning that Makenzi Henderson is no longer employed by the television station. Van Ness did not elaborate on Henderson’s departure in an email to Muddy River News. Henderson was an anchor on WGEM’s newscasts at 5 p.m., 6 p.m.…