After gaining 24 points from early losses in afternoon trade, the BSE Sensex has again lost 30 points and is trading at 20,262.Extending its losing streak, Sensex had declined over 53 points in early trade on sustained selling by funds after weak cues from CPI and IIP data.The wide-based National Stock Exchange index Nifty which fell by 16 points in early trade has again fell by 10 points and is trading at 6,008.