now details are coming out. number of people working they are disturbing. part-time grew 4.5 times the cnn's rene marsh has more on number of full-time workers. 8 million people are now this story. >> reporter: those two planes involuntary part-time workers. were about to cross the atlantic republicans blame in part obama ocean. this morning, investigators say care for that. this near collision in the sky is obama care to blame? was due to pilot error. >> that's flat wrong. but what we still do not know if you look at the data, 90% of this morning is why these pilots got it so wrong. the jobs that were created have mid air over scotland, two 747 been full-time jobs. you look at this recovery, you jumbo jets, carrying up to 1,000 compare it with past recoveries, passengers are on a path to and the fix of pull time and collide. british investigators say it's the instructions from air because the pilots didn't follow part-time jobs have has been traffic control. >> this is very hard to explain because it appears that two indistinguishable. airplanes with two pilots in the affordable care act has had impact on that area. each airplane, everybody got it and you look at job creation wrong initially. over the last year, more and >> reporter: the problem started more employers are hiring people when one plane, jet two, asked to work full-time. >> and you know where it gets the control tower for clearance to climb in altitude. confusing for people, because we it was cleared. but that put it at the same know companies like trader joe's altitude as another plane, jet and home depot have cut hours one. the two planes were now on a for many employees so they can