Lookout Linkage, 4/2/15

Hello everyone! Spring Training is just now winding down as news and analysis is coming in hot. Let's break down what you need to know from the past few days:

• Carson Cistulli at Fangraphs lists his top five Mariners prospects by projected WAR.
• Jeff Sullivan at Fangraphs scouts Taijuan Walker's changeup, noting some similarities to King Felix's changeup.
• Purple Row's Bryan Kilpatrick explains MLB's service time rules.
• Freddy Garcia has signed a minor league deal with the Dodgers.
• The average MLB player salary has hit a record high.
• The Astros have named Luke Gregerson as their closer for the season.
• Coco Crisp will be out for at least two months with elbow surgery.
• Owen Watson scouts Pat Venditte, the A's well-known switch-pitcher.
• The Mets have signed center fielder Juan Lagares to a four-year contract extension.
• A team in Korea's KBO had a very cool first pitch.