Justin Welby comments follow Pope Francis 's denunciation of the killings . David Cameron used his Easter message to brand killings 'truly shocking ' 148 Christian students at Garissa University College were slaughtered . five people have been arrested on suspicion of involvement in the attack .
Justin Welby comments follow Pope Francis 's denunciation of the killings . David Cameron used his Easter message to brand killings 'truly shocking ' 148 Christian students at Garissa University College were slaughtered . Three people have been arrested on suspicion of involvement in the attack .