MUMBAI — Three generations of Bollywood’s Bachchan family were hit by the coronavirus as former Miss World Aishwarya Rai Bachchan and her daughter on Sunday joined her father-in-law Amitabh and husband Abhishek in testing positive for the virus that causes COVID-19.Maharashtra state health minister Rajesh Tope said in a tweet that Aishwarya and her eight-year-old daughter had tested positive for the virus.It was not clear whether they had been admitted to hospital, as Amitabh, a legendary Indian