National women’s discus throw champion Samantha Hall achieved the automatic qualification mark for the World Championships in Tokyo, Japan, when she threw a personal best 64.97m on Saturday’s first day of the Oklahoma Throws series at Millican Field in Ramona, United States.

The World Championships qualifying mark is 64.50m.

Hall, who won her fourth national title in June, improved on her previous best 64.41m set at the same venue in April.

Hall is the third Jamaican athlete to achieve the World Championships standard since the national championships, joining men’s 800m record holder Navasky Anderson and 200m runner Adrian Kerr.

Also on Saturday, national women’s Under-20 record holder Alana Reid and Odaine McPherson were winners of the respective women’s and men’s 100m finals during the Meeting Maia Cidade do Desporto at Estadio Jose Vieira de Carvalho in Portugal.

Reid ran 11.29 seconds (-1.1m/s) in the women’s 100m final, while compatriot Krystal Sloley was third in 11.55, the same time she ran in the qualifying heats.

Reid had run 11.34 (-0.2m/s) in the first round to lead all qualifiers.

McPherson clocked 10.18 (-0.5m/s) to win the men’s final ahead of Cuba’s Reynier Mena (10.27) and Nigeria’s Udodi Chudi Onwuzurike, who was also timed in 10.27.

Jamaican Dominic Williams finished seventh in the final in 10.38 and countryman Michael Campbell was eighth with 10.55.

In the first round, McPherson had run 10.25, Campbell 10.40, and Williams 10.44.

Giano Roberts was third in the 110m hurdles in 13.71 (-0.9m/s), behind Brazil’s Eduardo Rodrigues (13.48) and Cuba’s Roger Iribarne (13.69).

Roberts had run 13.68 (0.5m/s) in the first round.

Shawn-D Thompson was fourth in the men’s long jump with 7.52m (0.0m/s).