(Adds club statement on disorder)
2020 ScheduleAll times ET
Celtic strode 12 points clear of Rangers at the top of the Premiership with a commanding 3-0 win over 10-man basement side Ross County at Parkhead.
Jason Cummings came off the bench to score his first Rangers goal and seal his new club's 2-1 win over Ross County in Dingwall.
Rangers left it late to finally make it three wins in a row for the first time in 2017 as they edged out Ross County 2-1 at Ibrox.