Minutes ago a suicide bomber exploded at Moscow's main domestic airport Domodedovo, killing at least 20, and according to some reports, up to 70 people, forcing a security crunch at the country's two other major airports: Sheremetyevo and Vnukovo. The Russian stock market is sharply lower following the news, in a glaring reminder of that now forgotten event of bad news being bad news. Interfax news also reports that in the aftermath of the blast, the Police is checking subways and other places of congestion of people. Elsewhere, an Etihad airlines jet was escorted with fighter jets to Stansted airport. Follow all the developments via Sky News after the jump below.