BARNAUL, October 12 (Itar-Tass) — Heavy fog has paralysed the operation of the Bogashevo airport in Tomsk, Siberia.

Flights to and from Moscow were cancelled.

A source at the airport told Itar-Tass on Wednesday that planes were sent to reserve airfields in Novosibirk and Kemerovo.

The flights have already been delayed for five hours.