In Rivers State, election observers say a ballot box has been snatched.
The ballot box was snatched at Ward 7 Unit 7 in Bugama.
It was forcefully taken away by unidentified persons.
Rivers State had been identified by many civil society organisations as a flashpoint for violence. The pre-election period was embroiled in pockets of violence culminating in an allegation by the State Governor, Rotimi Amaechi, that he was shot at.