Jamaica and Domincan Republic added medals to their tally on day three of athletics action at the Pan American (Pan Am) Games in Santiago, Chile on Monday.

For Jamaica, discus throwers Samantha Hall and Fedrick Dacres, both claimed bronze in their respective events, while Dominican Republic proved too good for rivals in the 4x400m mixed relay.

Hall, who competed at the World Athletics Championships in Hungary, claimed her first medal at the senior level, with a throw of 59.14m. She placed behind the Brazilian pair of Izabela Rodrigues, who won gold with a throw of 59.63m, and Andressa Oliveira (59.29m).

Another Jamaican Adrienne Adams was eighth in the event with a best mark of 55.55m.

On the men’s side, Dacres secured Jamaica's third bronze when he launched the instrument to a mark of 61.25m. Chile’s Lucas Nervi (63.39m), and Colombia’s Mauricio Alexander Ortega (61.86m), were first and second. Kai Chang, the other Jamaican in the event, was sixth at 59.96m.

Domincan Republic added a sixth gold medal to go with their four silver and 10 bronze, with victory in the 4X400m Mixed relay final. Their quartet, which included World Champion Marileidy Paulino, won in 3:16.05, ahead of Brazil (3:18.55) and United States (3:19.41).

Elsewhere on the track, Liranyi Arislayne Alonso of Dominican Republic and Trinidad and Tobago's Reyare Mary Thomas, clocked identical times of 11.69s for second and third in semi-final one of the women’s 100m. Both, along with winner Cecilia Tamayo (11.66s) of Mexico, secured a spot in the final.

Guyana’s Keliza Smith (11.78s) and Jamaica’s Mickaell Moodie (11.86s), who also contested that semi-final, were sixth and seventh respectively.

Jasmine Abrams of Guyana won semi-final two in 11.60s, with Brazil’s Ana De Jesus (11.64s) and Cuba’s Yarima Garcia (11.65s), in second and third respectively.

On the men's side, Guyana’s Emanuel Archibald (10.35s) and Odaine McPherson (10.37s), produced contrasting performances in semi-final one, but did enough to secure their respective spots in the final. Archibald was third and McPherson, who advanced to the final as a non-automatic qualifier, was fourth.

They joined Jose Alnardo Gonzales (10.30s) of Dominican Republic, who won ahead of Brazil's Felipe Bardi (10.33s). Hakeem Huggins of St Kitts and Nevis was seventh in 10.54s.

Jamaica's Jevaughn Whyte and Samson Colebrooke of the Bahamas were fourth and seventh in semi-final two, clocking 10.52s and 10.62s, respectively, as both failed to make the final cut.

Cuba’s Shainer Rengifo was the lone Caribbean athlete to progress from semi-final three, which he won in 10.36s.

Meanwhile, Guyana’s Aliyah Abrams secured her spot in the women’s 400m final after she place second in semi-final one in 51.82s. Chile’s Martina Weil won the event in 51.47s, with Ecuador’s Nicole Caicedo (52.32s) third.