伦敦大爆炸，估计会产生巨大影响，至少对G8会议已经是个打击。

	(CNN) -- Below is a minute-by-minute timeline of the multiple explosions rocking London. All times are British Standard Time. 1:22 p.m. Police say a bomb on a train at Edgware Road underground exploded as a second train was passing and hit both trains. 12:53 Britain's Home Secretary Charles Clarke tells the House of Commons there were four explosions in central London and the underground system will be closed all day. They would decide later in day whether to resume bus services. Earlier six attacks were reported. 12:51 Emergency services personnel tells CNN writer William Chamberlain that all survivors had been evacuated from Kings Cross station, leaving the dead below ground "in the double digits." 12:35 Scotland Yard revises the number of blasts down to four, three in the underground system and one on a bus. These are: Russell Square and Kings Cross Underground, Moorgate, Aldgate and Liverpool Street Underground, Edgware Road station and Tavistock Square where there was an explosion on a bus. 12:27 Police and hospital officials tell Reuters that a total of 185 people are wounded across London, 10 of them seriously and seven critically. 12:00: British Prime Minister Tony Blair says the "barbaric" London blasts are terrorist attacks and were designed to coincide with the G8 summit in Scotland. He will return to London. 11:35 a.m.: London police chief tells Reuters news agency there are "indications of explosives" at one of the blast sites. 11:15 Police say there were at least six explosions in London. 11:15 European Union commissioner for justice and security affairs Franco Frattini tells reporters in Rome that the blasts in London are terrorist attacks. 11:10 Police say they have reports of two deaths and nine injuries at Aldgate East subway station. 11:07 All bus services have been suspended in London, news agencies report. 10:47 Home Secretary Charles Clarke says multiple London blasts cause "terrible injuries." 10:46 Police report serious casualties in London explosions, but no deaths confirmed, The Associated Press reports. 10:46 Witness to Britain's Sky News says second blast heard in Russell Square. 10:45 Police sources say a bomb is suspected in London bus explosion, AP reports. 10:33 Police confirm at least three explosions on buses in central London, according to AP. 10:25 Police confirm explosion on bus in central London in the area around Russell Square. 10:24 Scotland Yard says "multiple explosions" rock London. 10:14 News agencies report a bus has exploded in central London. 10:02 Scotland Yard says it is dealing with a "major incident." 9:53 Metronet says the entire London subway network has been shut down, news agencies report. Police says incidents are reported at the Aldgate station near the Liverpool Street railway terminal, Edgware Road and King's Cross in north London, Old Street in the financial district and Russell Square in central London, near the British Museum. 9:41 London Underground reports a second explosion at a subway station in northwest London. 9:33 Witnesses say London Underground told them services are suspended after "power surge." 9:27 Metronet, the subway maintenance company, says power surge has caused explosion in London tube station. 9:25 Police say "there are walking wounded" in London's financial district. 9:15 British Transport Police tell news agencies an explosion has struck London's financial district in the area near Liverpool railway station. （转自CNN NEWS）。