<span style="color: #222222;">Home Minister Rajnath Singh has expressed shock and anguish on the killing of MLA Tirong Aboh, his family and others in Arunachal Pradesh.<br />''<br />''In a tweet, Mr Singh said, it is an outrageous attempt to disturb peace and normalcy in the North East. He said, the perpetrators of this heinous crime will not be spared. The Home Minister expressed condolences to the bereaved families.</span><br />