Wu Heping , spokesman for China 's Ministry of Public Security , said at a news conference , according to a translation of his remarks by The Associated Press . ` Suicide attacks are being planned by Tibetan militants , Pro-Tibet official says . Tibet 's prime minister-in-exile denies allegation . Tibet is center of a struggle for power between Tibet and exiled Beijing leaders . Pro-Tibet demonstrations threaten to overshadow China 's the Summer Olympic Games .
Suicide attacks are being planned by Tibetan militants , Pro-Tibet official says . Tibet 's prime minister-in-exile denies allegation . Tibet is center of a struggle for power between Tibet and exiled Beijing leaders . Pro-Tibet demonstrations threaten to overshadow China 's the Summer Olympic Games .