'Who Wants To Be A Millionaire' comes to an end

The popular American TV show 'Who Wants to be a Millionaire' has been cancelled after 20 seasons. 

It has aired nearly 3,000 episodes over 17 years. 

The show involves contestants answering multiple-choice questions of increasing difficulty. 

They win more money with each questions they can answer correctly, building up to the USD $1 million question. 

However if they answer one question incorrectly, their game ends. 

Players can also use lifelines to help them answer questions.