UPDATED: C-SPAN’s Washington Journal Caller Problem
A handful of frequent callers to C-SPAN's Washington Journal consistently spew invective and falsehoods against Jews and Israel. This vilification is frequently enabled — if not positively encouraged — by C-SPAN's receptivity, especially that of the hosts. 
Washington Journal, C-SPAN's daily public affairs interview program, has become a megaphone for anti-Jewish, anti-Israel conspiracy theorists. January 4th segment with former CIA staffer Michael Scheuer, epitomizes the problem.