THIS WEEK’S GOLF EVENTS

WORLD GOLF CHAMPIONSHIPS

MEXICO CHAMPIONSHIP

Site: Chapultepec Golf Club, Mexico City. Purse: $10 million.

Winner’s share: $1.8 million. Television: Today-Friday, 11 a.m.-4 p.m. (Golf Channel); Saturday, 9 a.m.-noon (Golf Channel); noon-3 p.m. (NBC); Sunday, 9-11 a.m. (Golf Channel); 11 a.m.-3 p.m. (NBC).

Defending champion: Dustin Johnson. Notes: The 65-man field features the world’s top seven players. Jordan Spieth was contemplating taking the week off and then entered at the last minute. … Among those healthy and skipping the event are Rory McIlroy, Jason Day and Henrik Stenson. U.S. Open champion Brooks Koepka and Hideki Matsuyama remain out with injuries. … Shubhankar Sharma, the 21-year-old from India who has won twice on the European Tour this season, is playing in his first World Golf Championships. … Chapulpetec is located at nearly 7,800 feet altitude, the thinnest air this year for a PGA Tour-sanctioned event. … Johnson has won five World Golf Championships, second to the 18 won by Tiger Woods. Johnson is the only player to win all four of them. … Players have one month to get into the top 50 or win a PGA Tour event to get into the Masters. Eighteen players in the field are not yet eligible. … Abraham Ancer is in the field as the Mexican with the highest world ranking.

Next World Golf Championship: Dell Technologies Match Play on March 21-15.

LPGA TOUR

HSBC WOMEN’S WORLD CHAMPIONSHIP Site: Sentosa GC, Singapore.

Purse: $1.5 million.

Winner’s share: $225,000. Television: Wednesday-Friday, 9-11:30 p.m. (Golf Channel); Saturday, 7-11:30 p.m. (Golf Channel).

Defending champion: Inbee Park. Last week: Jessica Korda won the Honda LPGA Thailand.

Notes: The HSBC Women’s World Championship was Inbee Park’s only victory on the LPGA Tour last year. … The field features 19 of the top 20 players in the women’s world ranking. … Lorena Ochoa, in 2008, won the inaugural tournament. She won at 20-under 268, a tournament record that still stands. … Park is the only two-time winner of the tournament, and one of four players who have been No. 1 to win. … Lexi Thompson moved to No. 2 in the world with her runnerup finish in Thailand. This is her seventh week at No. 2 in her career. … Fifteenyear-old Atthaya Thitikul earned a spot in the field by winning the Women’s Amateur Asia-Pacific. … All three LPGA Tour winners are in the field this week.

Next tournament: Bank of Hope Founders Cup on March 15-18.

PGA TOUR CHAMPIONS

COLOGUARD CLASSIC Site: Omni Tucson National, Tucson, Ariz. Purse: $1.7 million. Winner’s share: $255,000. Television: Friday, 4-6 p.m. (Golf Channel); Saturday-Sunday, 1:30-4 p.m. (Golf Channel). Defending champion: Tom Lehman. Last tournament: Joe Durant won the Chubb Classic.

Notes: David Toms leads the money list without having won on the PGA Tour Champions. But he has finished in the top fiveinallthreeofhisevents,andhehas posted all nine rounds in the 60s. Dating to the Schwab Cup playoffs last year, Toms has 13 consecutive sub-70 rounds. … Steve Stricker was runner-up last year in Tucson. … Bernhard Langer has gone four starts without winning. The last time Langer had a drought that long, he won the following week. He has finished third in Tucson each of the last two years. … John Daly shot all three rounds in the 60s at the Chubb Classic, only the fourth time he has done that in 35 starts on the PGA Tour Champions.

Next week: Toshiba Classic.

PGA TOUR

Last week: Justin Thomas won the Honda Classic. Next week: Valspar Championship.