New Delhi, Apr 20 (ANI): As coronavirus continue to spread its wings across the country, Karnataka government on April 20 announced night curfew in the state. The curfew will be in effect from 9 pm on April 21 to 6 am of May 04. All shops, shopping malls except those offering essential services to be closed at 9 pm. All educational institutions, gyms, spas will remain closed. Swimming pools to be opened for sports persons for training purpose only. Several states have imposed fresh restrictions to contain the spread of COVID-19. Delhi government imposed a six-day lockdown on Monday.