10.10: Some office workers told not to leave their buildings because blast is imminent.
10.27: Huge explosion rocks the City. A column of smoke is seen over St Paul's as blast is heard several miles away. Emergency services start looking for injured who are ferried to St Bartholomew's Hospital.
10.30: Hospital put on Red Alert as surgeons are called in.
11.00: Thirty people are taken to hospital, most suffering shock and cuts.
14.30: Det Supt John White, of City police, says bomb was 'a heinous attack on innocent people'. Some buildings are reported to be in a dangerous condition.
15.00: Bart's says only two people expected to be detained. Large parts of City remain closed. Before 16.00 police find the body of a man in Bishopgate.