1999 UNAM strike council of the university, which includes faculty and students, modified the proposal to make the tuition increase voluntary. Barnés declared that the conscience of each student would dictate who would pay increased tuition and who would not. Strikers grew increasingly belligerent and had violent altercations with students who were still attempting to enter the campus to try to resume classes. Meanwhile, UNAM issued multiple warrants against strikers who were accused of stealing computers, vehicles and earthquake monitoring equipment. The strikers took advantage of the situation to resist additional graduation requirements such as tougher examinations and time limits for graduation. When
Clausura 2016 Copa MX the 2015-16 CONCACAF Champions League (América, Querétaro, Santos Laguna and UANL) or the 2016 Copa Libertadores (UNAM, Toluca, Puebla). The top 13 Ascenso MX in the Apertura 2015 classification table also qualified to the tournament. If two or more clubs are equal on points on completion of the group matches, the following criteria are applied to determine the rankings: Every group is composed of four clubs, two from Liga MX and two from Ascenso MX. except for Group 6 which only has one Liga MX club. Instead of a traditional robin-round schedule, the clubs will play in three two-legged "rounds",