Nifty ended near days high. But Dow 500-700 pt down @ night. Such shocks are very common in recent days.
SEBI/Gormint must discuss NSE-BSE to extend market timing at least up to 9:30PM if they really want investors/people of India's protection.
Day trading was already very tough, the highest degree of mastery due to short-term noises.
Now swing trading is getting tough due to overnight US market action.