SRINAGAR, India -- Violence flared in Indian-controlled Kashmir on Wednesday as millions of Indians voted in the penultimate day of national elections.

An explosion in a polling booth injured a paramilitary soldier and three other troops were wounded when suspected militants opened fired at them, according to Kishore Prasad, spokesman of the paramilitary Central Reserve Police Force.

No voters were injured and few details were available.

Police said scores of protesters have also clashed with patrolling soldiers who used tear gas to quell the protests. Anti-India sentiment runs deep in divided Kashmir.

With 814 million eligible voters, India is voting in phases over six weeks. People in seven states were voting Wednesday, and the final day of voting is Monday. Results for the 543-seat lower house of parliament will be announced May 16.