Top stories of the day: 1)Nearly 74% ATMs of public sector banks are vulnerable to security breaches, 2)PNB scam: Mehul Choksi seeks cancellation of NBWs, cites fear of lynching, 3)Delhi court grants anticipatory bail to Chidambaram in Aircel-Maxis case, 4)There’s been a 15-fold rise in complaints against e-commerce portals in the last four years, 5)India and nine other Asian economies could together overtake the US in GDP terms by 2030