Bangladesh authorities today cut the power supply to opposition leader Khaleda Zia's home after she called a 72-hour nationwide strike beginning tomorrow which coincides with the school exams of over 1.5 million students. Zia's Bangladesh Nationalist Partyalleged that the state-run Dhaka Electric Supply Company disconnected the power lines to her upmarket Gulshan office early this morning in an apparent bid to force her to call off the scheduled strike.