Democrats can’t defend boys playing in girls’ sports. But that doesn’t keep them from supporting it. On Saturday, AB Hernandez dominated the jumping events at a girls’ track meet in California . Hernandez won the long jump and triple jump outright and tied for first in the high jump in the California Interscholastic Federation, Southern Section Division 3 preliminaries. Normally, athletic excellence is something to celebrate, but you shouldn’t celebrate a cheater. Hernandez is male. The high school senior should be competing against boys, but he claims to be a girl. In California, that allows him to compete against girls. The results reveal how unfair this is. Hernandez jumped 42 feet and 4 inches in the girls’ triple jump . The girl who finished second — who should have received the gold — jumped under 40 feet. Hernandez won going away . But that distance wouldn’t have even put him among the top 10 boys. Hernandez wouldn’t have finished in the top 10 of his other two events either.…