Lookout Linkage, 2/23/16

Links!

• Here's what went on during Day 4 of Mariners spring training.
• Felix Hernandez will start on Opening Day for the Mariners.
• The Mariners are close on a deal with Cuban outfielder Guillermo Heredia.
• The Dodgers have signed Cuban pitcher Yasiel Sierra to a six-year deal.
• The Marlins no longer allow facial hair among their players.
• Jimmy Rollins has joined the White Sox on a minor league deal.
• The Blue Jays and Jose Bautista are at a standstill over a possible contract extension.
• The Reds, Angels, and Blue Jays are close on a potential three-way deal involving Jay Bruce and Michael Saunders.