Lookout Linkage, 4/7/15

As I'm sure you're aware, the regular season is now underway. Here's the latest from all around the league now that everyone has played a game:

• Jeff Sullivan at U.S.S. Mariner has his yearly "If It Goes Right" post up.
• Jeff also notes the dramatics of last night's game and analyzes the different career paths of Jered Weaver and Felix Hernandez.
• The Indians have signed reining AL Cy Young Award-winner Corey Kluber to a five-year contract extension.
• Cleveland also inked started Carlos Carrasco to a four-year extension.
• The Royals have given ace Yordano Ventura a five-year extension.
• The Red Sox signed starter Rick Porcello to a four-year contract extension.
• Ex-Mariner Brandon Morrow will start the season as the Padres' #5 starter.
• Matt Cain is likely headed to the DL with a flexor tendon strain.
• The Washington Nationals will host the 2018 MLB All-Star Game, which will be the fourth straight event hosted by an NL team.
• Pinstripe Alley isn't too concerned about Masahiro Tanaka's declining velocity.
• August Fagerstrom at Fangraphs notices an early change in how teams are utilizing the second spot in their batting order.
• The Padres and Braves made a blockbuster trade, moving Craig Kimbrel and Melvin Upton to San Diego.
• Chris Mitchell at Fangraphs scouts the prospects involved in the trade.
• The Padres' acquisition of Upton adds to a strange trend in San Diego.
• The Braves immediately DFA'd newly-acquired outfielder Carlos Quentin.
• Check out this story on Don Zimmer's wife, who documented every day of his career.
• Sonny Gray came very close to throwing a no-hitter yesterday.
• Wrigley Field was having some issues with its bathroom facilities in the first game of the season.
• A Yankee fan had an unfortunate misfire on an attempt to throw a home run ball back to the field.