Amritsar, May 28 -- Police on Wednesday said they were probing all angles, including terror attack, in the May 24 killing of assistant sub-inspector (ASI) Joga Singh in Majitha's Hamja village. "Prime facie, it seems to be a terror act. Investigations are underway," said Amritsar rural superintendent of police (SP) Aditya S Warrier. Earlier, a purported video of the incident surfaced online. The clip, attributed to obscure terror outfit Tehreek-e-Taliban Hindustan (TTH), shows two unidentified motorcycle-borne assailants intercepting the ASI and opening fire at him. The veracity of the video could not be verified. P2...