The Election Commission rescheduled polling in Bachwara,Teghra,Begusarai and Bakhri Assembly constituencies going to elections in the fourth phase tomorrow. "The Commission has rescheduled polling in the four Assembly constituencies in Bihar," Additional Chief Electoral Officer Kumar Anshumali said. The polling in the four constituencies would now be held between 7 AM and 3 PM,instead of 7 AM and 5 PM as scheduled earlier,he said.