From Drugs Controller General of India (DCGI) relaxing norms to clear foreign-made Covid vaccines to brands raising vaccine awareness through social media campaigns - here are the top news updates on the Covid-19 pandemic. World Health Organisation (WHO) expressed concern over one strain of Covid variant first detected in India. Meanwhile, India administered 21.85 crore Covid vaccine doses till June 2 morning and Uttar Pradesh crossed a milestone of 5 crore Covid-19 tests. Watch the full video for more.