■ By MARK STEVENS

CAMERON Henderson is clearly a man on a mission.
After battling through two significant knee injuries that once threatened to derail his rugby career, the Leicester Tigers lock is now firmly in the frame for a spot in Scotland’s Six Nations squad this year.
The 24-year-old star has been shining bright for the Tigers since returning to full fitness, impressing many, including national coach Gregor Townsend, with a series of notable on-field displays.
His return to form, it could be said, could not have come at a better time, especially with squad anno...