Anti-government demonstrators carry a wounded woman to safety near the Government House in Bangkok November 30, 2008. A grenade blast wounded 34 anti-government protesters at Government House in Bangkok early on Sunday, a spokesman for an anti-government satellite television channel said.REUTERS/Stringer (THAILAND)
Paramedics load an injured anti-government demonstrator into an ambulance near the Government House in Bangkok on November 30, 2008. A grenade blast wounded 34 anti-government protesters at Government House in Bangkok early on Sunday, a spokesman for an anti-government satellite television channel said.REUTERS/Stringer (THAILAND)
An injured anti-government protester is carried on a stretcher after an explosion during a protest at government house Sunday, Nov. 30, 2008 in Bangkok, Thailand. An emergency official says an explosion inside the Thai prime minister's besieged office compound has wounded 33 people. The protesters, who have occupied government house, the prime minister's compound, since August, upped the stakes this week by overrunning Bangkok's international and domestic airports and bringing them to a halt in their campaign to oust the government.(AP Photo/Wason Wanichakorn)
An injured anti-government protester, left, waits for a first aid treatment in a medic tent after an explosion during a protest at government house Sunday, Nov. 30, 2008 in Bangkok, Thailand. An emergency official says an explosion inside the Thai prime minister's besieged office compound has wounded 33 people. The protesters, who have occupied government house, the prime minister's compound, since August, upped the stakes this week by overrunning Bangkok's international and domestic airports and bringing them to a halt in their campaign to oust the government.(AP Photo/Apichart Weerawong)
A female anti-government protester, right, walks with her injured relative to a waiting ambulance after an explosion during a protest at government house Sunday, Nov. 30, 2008 in Bangkok, Thailand. An emergency official says an explosion inside the Thai prime minister's besieged office compound has wounded 33 people. The protesters, who have occupied government house, the prime minister's compound, since August, upped the stakes this week by overrunning Bangkok's international and domestic airports and bringing them to a halt in their campaign to oust the government.(AP Photo/Apichart Weerawong)
Injured anti-government protesters are transported on a pick up truck to hospital after an explosion during a protest at government house Sunday, Nov. 30, 2008 in Bangkok, Thailand. An emergency official says an explosion inside the Thai prime minister's besieged office compound has wounded 33 people. The protesters, who have occupied government house, the prime minister's compound, since August, upped the stakes this week by overrunning Bangkok's international and domestic airports and bringing them to a halt in their campaign to oust the government.(AP Photo/Apichart Weerawong)
An injured anti-government protester is taken from the scene in a wheel chair after an explosion during a protest at government house Sunday, Nov. 30, 2008 in Bangkok, Thailand. An emergency official says an explosion inside the Thai prime minister's besieged office compound has wounded 33 people. The protesters, who have occupied government house, the prime minister's compound, since August, upped the stakes this week by overrunning Bangkok's international and domestic airports and bringing them to a halt in their campaign to oust the government.(AP Photo/Wason Wanichakorn)
An injured anti-government protester is carried on a stretcher to a waiting ambulance after the bomb blast during a protest at government house Sunday, Nov. 30, 2008 in Bangkok, Thailand. An emergency official says an explosion inside the Thai prime minister's besieged office compound has wounded 33 people. The protesters, who have occupied government house, the prime minister's compound, since August, upped the stakes this week by overrunning Bangkok's international and domestic airports and bringing them to a halt in their campaign to oust the government.(AP Photo/Apichart Weerawong)
Security guards for anti-government protesters examine the site of a bomb blast during a protest at government house Sunday, Nov. 30, 2008 in Bangkok, Thailand. An emergency official says an explosion inside the Thai prime minister's besieged office compound has wounded 33 people. The protesters, who have occupied government house, the prime minister's compound, since August, upped the stakes this week by overrunning Bangkok's international and domestic aiports and bringing them to a halt in their campaign to oust the government.(AP Photo/Apichart Weerawong)
Police officers examine the scene of a small explosion next to a barricade set up by anti-government protesters outside Bangkok's Don Muang airport November 30, 2008. Foreign governments are increasingly concerned at the closure of Suvarnabhumi airport since Tuesday by political protesters as part of their campaign to topple the government of Prime Minister Somchai Wongsawat. The U.S. embassy in Bangkok said it had asked the Thai foreign ministry to provide "appropriate compensation" to U.S. citizens stranded by the closure of Suvarnabhumi and the older Don Muang airport, a big domestic hub.REUTERS/Darren Whiteside (THAILAND)
An anti-government potestor stands near a barricade outside Suvarnabhumi airport in Bangkok. Thai police have surrounded and cordoned off Bangkok's main airport after scuffles with protesters, raising fears that days of crippling demonstrations could end violently.(AFP/Saeed Khan)
Protesters, some armed with sticks, ride on a pickup truck as they head to their checkpoints at the besieged Suvarnabhumi international airport in Bangkok. A grenade attack on protesters occupying the Thai premier's office wounded at least 46 people Sunday, further raising tensions as police tried to end an opposition blockade of Bangkok's airports.(AFP/Hoang Dinh Nam)
Protesters ride on a pickup truck as they head to their checkpoints at the besieged Suvarnabhumi international airport in Bangkok. A grenade attack on protesters occupying the Thai premier's office wounded at least 46 people Sunday, further raising tensions as police tried to end an opposition blockade of Bangkok's airports.(AFP/Hoang Dinh Nam)