* Bengaluru doctor with no travel history infected with Omicron, his 5 contacts test Covid-19 positive     * Tennis Body Quits Over Star's Treatment; Don't Politicise, Says China    * China reports 80 local symptomatic Covid-19 cases    * Confusion abounds as Ottawa introduces new pandemic travel measures with few details    * COVID-19 boosters to open to Ontarians 50+ as of Dec. 13, province reports 959 new cases