Indian security forces are trying to secure a major air force base near the border with Pakistan where an attack by suspected militants left at least 11 people dead, amid reports of fresh gunfire at the compound.

Two stationmasters and an engineer face criminal charges today after a head-on train crash that killed at least 37 people in northern India was blamed on a communications blunder.

Two passenger trains collided head-on in northern India today, killing at least 31 people and injuring 50.