Colts QB Andrew Luck has experienced an offseason of significant changes

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INDIANAPOLIS — One by one, coaches and players Andrew Luck has known and been close to for years have departed.

It started with offensive coordinator Pep Hamilton, who was also Luck’s coordinator at Stanford, being fired at the midpoint last season. Then went Clyde Christensen, Luck’s longtime quarterbacks coach. Receiver Griff Whalen, whom Luck roomed with at Stanford, wasn’t brought back.

But the departures weren’t over.

Veteran quarterback Matt Hasselbeck and tight end Coby Fleener, another teammate of his going back to Stanford, are no longer on the Colts for different reasons.

Change is part of the NFL. But Luck, the Colts’ franchise quarterback, saw the most significant changes of his career around him this offseason.

Plus, Luck has only played one game with new offensive coordinator Rob Chudzinski.

Andrew Luck, right, no longer has veteran QB Matt Hasselbeck to confer with on the sideline and the meeting room. AP Photo/R Brent Smith

“Probably the worst part about pro sports besides losing is seeing buddies go, seeing coaches that are friends go, guys that you’ve built relationships with and their families,” Luck said. “You see them leave, but at the end of the day, it is a business. You’re always happy if a guy gets another chance and gets to go play somewhere.”

Luck’s biggest challenge is regaining the form — and health — he enjoyed while leading the Colts to the playoffs in each of his first three seasons in the league. He missed nine games last season with kidney, abdominal, rib and shoulder injuries and threw 12 interceptions …

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