Viral video leads Mumbai police to knife used in local train stabbing

A viral video played a key role in recovering the weapon used in a fatal stabbing aboard a Mumbai local train. A hotel manager tipped off police after his staff discovered the knife, enabling its retrieval. The suspect, accused of fatally stabbing a fellow passenger following an argument, has had his custody extended to July 6. Authorities are now investigating the motive behind the attack and whether the knife had been used in any prior incidents.