HOPKINS--Jasmine Quinn won two gold medals in a span of 20 minutes, including a state-record effort. By the time the High School League’s State Track and Field Championships concluded today at Lower Richland High School, the Fort Dorchester star had the performance of a lifetime.

So did Bishop England strongman Griffie Loy. Loy repeated as the Class AA state champ in the shot put and discus. He heaved the discus 196 feet, six inches to break the state record by 11 1/2. feet. His effort was the fifth best in the country this spring.

The junior Quinn collected four gold medals, winning the Class AAAA 100- and 200-meter dashes, while setting a state record in the 100-meter hurdles. Throw in Friday’s victory in the long jump and Quinn had track’s version of the grand slam. What made her performance even more impressive is that she set personal records in all four events while enduring painful shin splints.

Quinn began the day with a state record 13.84 in the hurdles to break Jasmin Stowers’ mark of 13.9 Twenty minutes later, she won the 100. By the time she concluded the 200, she was grimacing as she crossed the finish line.