Safety fears may force singer Madonna to change the location of an upcoming Moscow concert.

RUSSIAN President Vladimir Putin cancelled a foreign trip due to begin yesterday, a day after two alleged Chechen rebel suicide bombers killed more than a dozen people at a Moscow open-air rock festival.

Russian President Vladimir Putin has cancelled a planned trip to Uzbekistan and Malaysia because of suicide bomber attacks on a Moscow rock festival that killed 15 people, the Kremlin said today.

At least 15 people were killed today when explosions that police blamed initially on terrorists roared through the area around a rock festival on Moscow’s outskirts, news reports said.