ISTANBUL—The five challengers to Turkey’s President Recep Tayyip Erdogan in the June 24 snap election are faced with a visibility problem.
Four complain that broadcasters are generally ignoring their campaigns—a potentially severe handicap during the holy month of Ramadan, when television viewership is at a peak. The fifth, Selahattin Demirtas, is in a maximum-security jail on terror charges that he denies.
The...