Lookout Linkage, 9/21/15

Good morning everyone! Here's what's going on in the baseball universe:

• Edgar Martinez spoke to Fangraphs' writer David Laurila about the art of hitting.
• Jason Churchill of Prospect Insider takes a look at possible GM candidates for the Mariners.
• Neil Weinberg wonders if Dallas Keuchel is worthy of winning the AL MVP.
• Jung-Ho Kang is out for the season due to a knee injury.
• Craig Edwards gives his two cents on what the MLB should do about dirty slides.
• The Blue Jays have shut down second baseman Devon Travis due to a shoulder injury.
• Matthew Kory of Fangraphs looks at the slowest fastballs this season.
• Rumor has it Yoenis Cespedes will look for a six-year contract in the offseason.
• The Brewers have announced that David Stearns will be hired as their next general manager.
• Tensions were high when Nationals' manager Matt Williams tried to take Max Scherzer out of the game.
• Jimmy Carter and his wife Rosalynn appeared on the Braves' kiss cam.