Major League Baseball appears set for a vast expansion of video review by umpires in 2014 and is examining whether all calls other than balls or strikes should be subject to instant replay.

Replay has been in place for home run calls since August 2008. Commissioner Bud Selig initially wanted to add trap plays and fair/foul calls down the lines for 2013, but change was put off while more radical options were examined.

‘‘My opinion has evolved,’’ baseball Commissioner Bud Selig said Thursday ...