* Congress certifies Biden’s election win after assault of US Capitol
* Trump pledges ‘orderly’ transition after riot on Capitol Hill
* Democrats capture Georgia’s Senate seats and win control of US Senate
* US unprepared for genetic variations of the coronavirus, experts warn
* Global economic expansion remained ‘solid’ at 2020’s close, survey data shows
* Eurozone economic confidence strengthened in December
* 10-year Treasury yield rose 1% in November
* US services sector growth slips to slowest pace in three months in December
* US private payrolls declined in Dec — first monthly setback since April: