A total of 42.31 per cent of 3.75 crore voters exercised their franchise till 1 pm in the first phase of Bihar assembly elections on Thursday, an official said.
Gopalganj district recorded the highest polling percentage so far at 46.73, followed by Lakhisarai (46.37) and Begusarai (46.02).

Chief Minister Nitish Kumar and INDIA bloc's CM candidate Tejashwi Yadav were among the top leaders who cast their votes in the first phase of the high-stakes assembly polls, seen as a litmus test for the ruling NDA.