Member of security watchdog OSCE killed in Ukraine

(Reuters) - A member of European security watchdog OSCE's monitoring mission in eastern Ukraine was killed and two others injured on Sunday after their vehicle drove over a mine near Luhansk, prompting calls for an investigation into the incident.The unarmed, civilian OSCE mission with more than 700 international observers was deployed in 2014.The role of the monitors includes verifying the withdrawal of heavy weapons as agreed under the 2015 ceasefire agreement.