Watching a movie on external hard drive & accidently pulled the usb plug from pc, hooked it back up & restarted pc, pc not reading external hard drive now. Intsead of drive TOSHIBA ther is a drive G; is showinh which is neither opening nor right click for properties showing...........i tried tio disk management where it is showing as disk is empty but the disk is actullay 80% full....Plz help how to recover my data...??????????