NIA makes a breakthrough in the Pulwama terror attack investigation, identifies owner of the car used in the attack; Mamata Banerjee targets PM Modi over the Pulwama, asks how it happened despite intelligence inputs; India finally gets a national war memorial; Delhi CM Arvind Kejriwal talks to NDTV, says AAP approached the Congress but they refused alliance; 155 dead in the worst liquor tragedy in Assam.