Prime Minister Narendra Modi at the UN summit for climate action says the "world is not doing enough" to tackle the climate crisis, highlights his call for a movement to ban single-use plastic; US President Donald Trump renews his offer of arbitration between India and Pakistan at a meeting with Pak PM Imran Khan, says he can be an extremely good arbitrator; Seven months on, the terror camps in Pakistan's Balakot bombed by India has been reactivated, says Army Chief Bipin Rawat; sources say with 500 Pak terrorists on standby, India warns of response at any level and anywhere; and more in our news wrap of the day.