Prospect Watch: Top 10 first basemen

First base currently offers the lowest prospect ranking among the positions, with the Astros’ Jonathan Singleton the lone member of this Top 10 who was able to crack MLB.com’s overall Top 100. But once he establishes himself in full-season ball this year, Mets 2013 first-round pick Dominic Smith could jump to the top of the list.

Scherzer likely to benefit from Kershaw’s huge deal

While Clayton Kershaw’s reported seven-year, $215 million contract extension breaks Justin Verlander’s record, it should also help Max Scherzer break the bank, whether in Detroit or elsewhere. It does nothing, of course, to help the Tigers, whose challenge of trying to keep its dominant rotation intact looks as difficult — and expensive — as ever. And it’s not one that will necessarily be solved soon.

Expanded replay approved, to begin this season

The 30 clubs of Major League Baseball on Thursday unanimously approved the expansion of instant replay, which will be in effect for the 2014 season and postseason. Both the Major League Baseball Players Association and the World Umpires Association have given their consent to the game’s new protocols for instant replay.