LONDON (AP) — David Hockney, a treasured British artist whose paintings of shimmering pools and colorful iPad drawings became icons of contemporary art, has died, his publicist said Friday. He was 88. Over a seven-decade career, Hockney explored and reimagined classical portraiture, landscape painting and pop art, working in painting, collage, photography and digital drawing. Hockney was born in the north of England but lived much of his life in Southern California, making its sun-drenched a...