Hundreds of expatriate workers were evacuating Basra on chartered flights Wednesday and Thursday following violent protests that sent one British national to the hospital.Rumaila operator BP has begun temporarily scaling down its foreign workforce, and expatriate workers of at least two oil service and drilling firms, Baker Hughes and Schlumberger, were massed at the Basra airport.”Baker and Schlumberger are evacuating and will shut down operations for the time being, declaring force maj..