121 Christian reported killed in Christian rampages . 121 bodies found stuffed in wells and pits , the Civil Rights Congress says . Group calls on vice president to open investigation of reports . At least 150 have been killed in last year of sectarian violence .
At least 150 Muslims reported killed in Christian rampages . 121 bodies found stuffed in wells and pits , Human Rights Watch says . Group calls on vice president to open investigation of reports . Hundreds have been killed in decade of sectarian violence .