By Andrew Holleran Former North Carolina star point guard Ty Lawson reportedly caused a disturbance at a European airport earlier this weekend. Lawson, a former NBA point guard who has been playing overseas, reportedly had to be restrained from some airport employees after he allegedly attempted to board a plane without a mask. “Ty Lawson created some real tension at the Madrid Barajas airport. The player approached the boarding gate without the mask and when he was asked to put it on, he attacked two employees of the flight company ‘Iberia’, punching one of them,” the report reads. Lawson, 34…