John Ashbery, celebrated and experimental poet of the 20th century, dies at 90

Poet John Ashbery, seen here in his New York apartment in 2008, is widely regarded as one of the 20th century's greatest poets. He died at the age of 90 on Sunday, at his home in Hudson, N.Y.
Poet John Ashbery, seen here in his New York apartment in 2008, is widely regarded as one of the 20th century's greatest poets. He died at the age of 90 on Sunday, at his home in Hudson, N.Y.