Masters champion Rory McIlroy tumbled out of the RBC Canadian Open on Friday with his worst round in nearly a year, with Cameron Champ taking a two-stroke lead into the weekend in the final event before the U.

Low scores were out there at TPC Toronto, but the world's No. 2 will be fighting merely to make the cut Friday

Rory McIlroy tumbled out of the RBC Canadian Open on Friday with his second-highest score to par in any PGA Tour round of his career, with Cameron Champ taking a two-stroke lead into the weekend in the final event before the U.