Pakistani demonstrators take part in a protest the killing of journalism student Mashal Khan in Karachi on April 22, 2017.
Pakistan police announced April 17 they had arrested 22 people after the lynching of a university student accused of blasphemy, but observers said there was little hope authorities would secure convictions. / AFP PHOTO / RIZWAN TABASSUM        (Photo credit should read RIZWAN TABASSUM/AFP/Getty Images)