Disney could use a double dose of cable magic

Yoshikazu Tsuno | Getty Images

Some of the magic has disappeared from Walt Disney's wand. The $170 billion media conglomerate missed second-quarter profit expectations as revenue growth at cable networks ESPN and A&E stalled, sending its share price down some 6 percent. The twin disappointments highlight the need to figure out the shifting habits of TV viewers. Add the search for a new boss, and Chief Executive Bob Iger's job looks even tougher.