NAPLES, Fla. — Patty Tavatanakit delivered the birdie putts and Jake Knapp kept their UCLA team in front with one big par save after another, leading them to a 6-under 66 in the more difficult foursomes Saturday and a two-shot lead in the Grant Thornton Invitational. They were at 20-under 124, two shots ahead of Tom Kim and Jeeno Thitikul …