Saturday's top stories in 10 minutes

A deadly mine explosion has rocked northern China, killing at least 90 people according to state media. Ten people have been killed in a drone attack on a student dormitory, in Russian controlled Luhansk region of Ukraine.  Six people killed in an Israeli airstrike in Gaza, including 5 police officers and a 13-year-old boy. Around 40-thousand people have been placed under evacuation orders in Southern California over concerns of chemical explosion at plant. Premier Danielle Smith insists she wants voters to have a say on holding a referendum on whether to remain in Canada. Voting starts today in the BC Conservative leadership race. CBS News Radio shuts down after 99 years in service, as parent company Paramount cites budget cuts.