Jordan Spieth keeps winning majors, and in turn, Under Armour keeps coming up a big winner, as well.
The Baltimore-based retailer enjoyed the spoils of Spieth’s latest win Sunday, when the 23-year-old golf star won the British Open. In doing so, the posterboy for Under Armour’s golf line became just the second golfer to reach three major championships before the age of 24, joining the legendary Jack Nicklaus.
Spieth sported a white Under Armour hat, with UA pants, polo and pullover in his final round, as he finished with a 1-under, 69 to best Matt Kuchar for the Clarret Jug.
The PGA Championship — the only major trophy Spieth has yet to...