sentences:  In 1932, Mortimer began his long-term association with the "New York Mirror", working for editor Jack Lait, with whom he later penned a series of bestselling crime books.At the "Mirror", Mortimer was installed as a reporter and critic, and later began a long-running Broadway gossip column.His association with Marcus Loew's theater publicist and nightclub impresario Nils Granlund led to introductions to speakeasy club owners of the Prohibition Era, as sources for his Broadway material.