Doha 11 June 2017 (AlJazeera News) Saudi authorities have prevented Qatari nationals from entering the Grand Mosque in Mecca, marking a sharp escalation in the Gulf diplomatic crisis, Doha-based Al Sharq newspaper has reported. Qatar's National Human Rights Commission (NHRC) received complaints from Qatari citizens that pilgrims from Qatar were barred from entering the Masjid...