JAMAICA increased its medal tally at the North American, Central American and Caribbean (NACAC) Senior Athletics Championships in San JosÈ, Costa Rica, by two on yesterday’s second day of the three-day meet.Bobby Gaye Wilkins-Gooden and Ricardo Chambers won bronze medals in the women’s and men’s 400 metres, respectively. The country now has three medals a gold and two bronze. Shanieke Thomas won the triple jump on the opening day.Wilkins Gooden clocked (52.45) to finish behind Americans Courtney Okolo (51.75) and Kala Funderburk (52.22).Chambers (45.37) was third to Trinidad and Tobago’s Lalonde Gordon (44.89) and Nery Brenes of Costa Rica (45.22).Livermore placed fourthIn other events yesterday, Jason Livermore was fourth in the men’s 100m final in 10.13, while Sheldon Mitchell was seventh in 10.31. American Remondy McLain won in 10.09 from Barbadians Ramon Gittens (10.11) and Levi Cadogan (10.13).Samantha Henry-Robinson placed fifth in the women’s 100m in 11.45. Americans Barbara Pierre (11.12) and Charonda Williams (11.21) took the top-two places ahead of Trinidad and Tobago’s Michelle-Lee Ahye (11.22).Jamaica’s Tyler Mason (13.32) was fourth in the 110m hurdles, while Deuce Carter was seventh in 13.66. Trinidad’s Mikhel Thomas won the event in a meet record 13.25. Cuba’s Jhanis Portilla (13.30) was second and Eddie Lovet of the US Virgin Islands captured bronze in 13.31.