Bolivian police and military forces used armoured vehicles and helicopters to clear access to a major gas plant in the city of El Alto on Tuesday, a show of strength after blockades at the facility had cut off fuel supply to nearby La Paz.
Bolivian President Evo Morales will face a run-off vote for the first time after failing to secure a fourth consecutive term at an election. Morales had 45% of the vote to 38% of former President Carlos Mesa, partial results from Sunday's presidential vote showed.