The competitive integrity of the ELEAGUE Major Qualifiers was compromised in CIS with cheaters. Same happened in EU qualifiers with cheaters, technological issues, false bans, major delays.

Given the importance of these qualifiers, they should be replayed on different client.

Just some proof here:

https://www.reddit.com/r/GlobalOffensive/comments/76c9o6/pride_currently_playing_ot_against_faceit_banned/

https://www.reddit.com/r/GlobalOffensive/comments/76bbxu/forced_to_disqualify_from_cevo_eu_open_qualifier/

https://www.reddit.com/r/GlobalOffensive/comments/76ct6t/ruben_villarroel_on_twitter_people_banned_for/

https://www.reddit.com/r/GlobalOffensive/comments/76btbu/and_here_we_go_team_dignitas_vs_havu_are_playing/

https://www.reddit.com/r/GlobalOffensive/comments/76c9g1/rubino_on_twitter_cevo_promised_yesturday_that/