Stephen Sackur is in Helsinki to speak to the President of Finland Alexander Stubb. Russia’s invasion of Ukraine prompted Finland to take the strategically significant step of joining Nato. But is it wise for Finland to pick sides in the deepening conflict between Russia and the west?

Stephen Sackur speaks to Sir Ron Dennis, founder of the McLaren Group and one of the most successful team leaders ever in Formula 1 racing. He was known as a technical innovator and perfectionist focused on marginal gains in every aspect of race car design. Sir Ron and his McLaren team won a host...