Tamil Nadu witnessed over 700COVID-19 cases for the second day on Thursday and reported seven fatalities, the government said.The state recorded 776 cases of coronavirus, and the infected included those who had returned from other countries including the US and states like Maharashtra, according to a Health Department bulletin.As many as seven deaths took the death toll to 94, while the overall positive cases touched 13,967.According to the bulletin, 400 people were discharged, even as 6,282 individuals have been cured of the illness so far.