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Shareholders in the giant oil company, BP, have rejected a pay rise for the company's chief executive. We'll be asking why they thought the hike to $20m a year was going too far. Four months have passed since 196 of the world's leaders gathered in Paris and reached another climate deal. But are businesses changing their behaviour? Environmentalist Jonathon Porritt tells us he thinks they are. And the law firm that won freedom from copyright for the Happy Birthday song has taken on another musical case. We'll be speaking to the lawyer trying to overturn the restrictions on the theme tune of America's civil rights movement, We Shall Overcome.

(Picture: BP chief executive Bob Dudley. Credit: PA)