He told us he was going to be OK. And, sure enough, by the back nine Sunday, there was Jordan Spieth, showing off. Seven weeks after his stunning collapse in the final round of the Masters, the 22-year-old Spieth parted those lingering clouds with a hailstorm of golf ball-sized birdies. "I told you guys last Sunday that things were close," said Spieth, whose final-round 65 earned him the coveted coat of many colors that goes to the Colonial champion. On No. 14, he saved par by rolling a 15-foot putt in off the lip. On the 16th green, his 20-foot birdie putt required a deft touch and...