Bob Costas on baseball’s return: ‘I’ll believe it when I see it’

In this Nov. 10, 2016, file photo, NBC sportscaster Bob Costas appears before an NFL football game between the Baltimore Ravens and the Cleveland Browns, in Baltimore. (AP Photo/Gail Burton, File)

Bob Costas has covered Major League Baseball at the network television level for 40 years, watching the sport go through labor strife, the steroids era and the current transformation of the game from traditional strategy to defensive shifts, a “swing for the fences” mentality and meandering play.