Award-winning Guardian foreign correspondent Ghaith Abdul-Ahad has gone missing after last being heard from near Zawiyah - a town in the west of Libya which has been the scene of fierce fighting.
According to The Guardian he last made contact via a third party on Sunday. The paper said it is now making urgent efforts to locate him through the Libyan and UK governments. Brazilian newspaper journalist Andrei Netto, who the Guardian reporter was travelling with, is also understood to be missing.
The Iraqi-born Guardian journalist has won numerous prizes for his reporting from conflict zones around the world and in 2008 was named British Press Awards foreign news reporter of the year.