NDTV TOP STORIES

1. Amid a heated debate over the required gap between the two doses of Covishield vaccine, Covid Working Group chief Dr NK Arora has said that according to research in India, a single shot had up to 61 per cent effectiveness against the Delta strain. The national Covid immunisation programme began with an interval of four weeks. The immune response is very good, data showed, according to Dr NK Arora. The UK, by that time, had already increased the interval to 12 weeks. Six weeks later the WHO also suggested that 6-8 weeks interval may be a good idea. The working group, however, decided to look at the real-life data coming in from the UK, Dr Arora said. 2. Twitter India's chief was questioned by the Delhi Police last month in the case involving an alleged 'Congress toolkit', sources have said. Manish Maheshwari, Managing Director of Twitter in India, was questioned by a team of the Delhi Police Special Cell in Bengaluru on May 31. This is a week after Delhi Police teams went to Twitter's offices in Delhi and Gurgaon to follow up on two notices over BJP leader Sambit Patra's tweet on an alleged 'Congress toolkit' being marked as 'manipulated media'. 3. A Delhi Court has reserved its order on an application seeking immediate release of Pinjra Tod activists Devangana Kalita and Natasha Narwal from judicial custody. Additional Sessions Judge Revinder Bedi reserves the order after hearing submissions made by Pinjra Tod activists' defence lawyer Adit Pujari and Special Public Prosecutor Amit Prasad representing Delhi Police. 4. Kerala begins lifting lockdown restrictions from today. Weekend lockdown will continue. 5. Central Board of Secondary Education (CBSE) and Council For the Indian School Certificate Examinations will submit the Class 12 evaluation criteria for CBSE Class 12 Results 2021 in Supreme Court today. 6. Joe Biden and Vladimir Putin seeks to cool tensions in the combustible US-Russian relationship at their first summit in Geneva, but the US president draws a red line at cyberattacks, declaring them 'off limits.'

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