He was sworn in on February 11 , taking the oath from Vice President Joe Biden .
On February 9 , Governor Bullock appointed Walsh to serve the remainder of Baucus ' Senate term , and Walsh resigned as Lieutenant Governor .
Baucus was sworn in on February 11 , taking the oath from Vice President Joe Biden .
On February 9 , Governor Bullock appointed Walsh to serve the remainder of Baucus ' Senate term , and Walsh resigned as Lieutenant Governor .