17-year-old Canadian golf star Brooke Henderson turns professional

Brooke Henderson, the 17-year-old Canadian who tops the world amateur golf ranking, has turned professional and signed with International Management Group and Ping equipment.

Henderson, from Smiths Falls, Ontario, made the announced Thursday with help from the NHL's Ottawa Senators and defenseman Mark Borowiecki. She has signed with PING and will be supported by Golf Canada's young professional program.

This year, Henderson was the runner-up in the U.S. Women's Amateur, tied for 10th in the U.S. Women's Open and won the individual title in the Women's World Amateur Team Championship. She has won three professional tournaments as an amateur, the first in 2012 on the Canadian Women's Tour at a record 14 years, 9 months, 3 days.

Henderson moved to No. 1 in the amateur ranking in September when Australia's Minjee Lee turned pro.