Thunder wins Celtics trade, getting Kemba Walker, pick for Al Horford
The Celtics are nowhere without Al Horford - CelticsBlog
Without the comeback of Al Horford, the Celtics would not have come charging back in Game 3 - The Boston Globe
Celtics' Isaiah Thomas ready to take the next step with Al Horford in town
Boston Celtics center Al Horford reflects on his time with the Sixers: 'It was a very low point for me'
Al Horford eyes first return trip to Atlanta
Parquet Magazine: Horford Breaks the Mold
Proposed Trade Sends Celtics $69 Million Star for Al Horford & Malcolm Brogdon
Celtics: Who should start after Jrue Holiday trade; Derrick White or Al Horford?
Al Horford has been crucial piece of Boston Celtics run to NBA Finals
Finally in Finals, Al Horford looks right at home - NBC Sports
Celtics Rotation Battles: Al Horford vs. Robert Williams - Last Word On Basketball