Reuters cannot call al Nusra 'terrorists'

"...One dispute over a stolen oil truck in the town of Masrib in the province of Deir al-Zor, which borders Iraq, set off a battle between tribesmen and fighters from the Nusra Front, an al-Qaeda linked rebel group, which left 37 killed, according to the Syrian Observatory for Human Rights.The fighting, which started in late March and lasted 10 days, was part of a new pattern of conflict between tribal groups and the Nusra Front ..."