* Ko goes bogey-free to secure 12th LPGA Tour victory * Late collapse costly for Thailand's Ariya Jutanugarn (Adds quotes and detail) April 3 (Reuters) - New Zealand's Lydia Ko became the youngest player to win two LPGA major championships when she birdied the par-five 18th to clinch the ANA Inspiration by one stroke in Rancho Mirage, California, on Sunday. "It was always my dream to play on the LPGA. Just being here was a dream come true," said Ko, who started the day one back of leader Lexi Thompson. More...