Mandatory Credit: Kyle Ross-Imagn Images The Columbus Blue Jackets were left stunned earlier this week after defenseman Zach Werenski reportedly blocked a potential trade to the Dallas Stars, halting what would have been one of the biggest moves of the NHL offseason. According to multiple reports, Columbus and Dallas had reached the framework of a deal that would have sent Werenski to Texas in exchange for a package centred around defenseman Thomas Harley, along with addition