Anonymous letter threatens to blow up WTC

Mumbai, May 23 (UNI) Security was beefed up in Mumbai, especially at strategic centres including the World Trade Centre, following an anonymous letter, which threatened to blow up the WTC tomorrow.

All senior officials have rushed to the spot and are reveiwing security arrangements at the centre, a police official told UNI today.

According to the official, the letter, addressed to the director of the WTC, was received las evening.

UNI