Jalandhar/Chandigarh, April 10 -- Two people were arrested for allegedly hurling a hand grenade at Punjab BJP leader Manoranjan Kalia's house in Jalandhar early Tuesday, shattering glass panes and damaging his car and a motorcycle, police said, calling it a probable handiwork of Pakistan's intelligence agency Inter-Services Intelligence (ISI) and gangster Lawrence Bishnoi gang to create communal tension in the state....