Coronavirus infections in India have crossed the 70,000 mark and death toll stands at 2,293; Railway starts limited passenger train operations in full capacity, Aarogya Setu app a must for those travelling; PM Modi hints at a lockdown 4.0 as states remain wary of a full lifting of curbs; Some states also advise caution in resuming interstates rail and air transport and more news #IndiaCoronavirus #IndianRailway