[On Monday, the Philippine police arrested Ramon Cardenas, an aide to Mr. Estrada, in connection with the mutiny, Reuters reported.] In a statement, the rebels accused the government of selling weapons to Muslim and Communist rebels and of staging bombings to justify more aid from the United States.
A Russian security expert, Andrey Soldatov, said the attack showed militants operating in the North Caucasus region had "the capability and enough people to stage bombing attacks" on the eve of the Sochi Olympics.
It has also staged terrorist bombings in the cities, though its urban network looks weak.
And some antigovernment activists have even suggested that the government staged the bombings to demonize the opposition.
Did Russia's secret services kill hundreds of people in 1999 in staged "terrorist" bombings to help Mr Putin's tough image (not as mad as it sounds)?
The main Islamic militant groups that have staged suicide bombings and roadside explosions against Israelis were quick to deny responsibility for this bombing, and to reaffirm that they had no intention of widening attacks to include non-Israelis.
To make their point, they staged two bombings last month in Volgograd, killing 34 people.
HAMAS, the principal Islamic Palestinian group staging suicide bombings and other attacks on Israeli targets, has a leadership structure that is kept vague to the general public.
In Turkey, officials said two Isis suspects, reportedly both Turks, were planning to stage suicide bombings in the centre of Ankara.
He also accused the military of staging the bombings in Davao City in March and April that killed dozens of people, including an American missionary.
