This week, we profiled the California senator Kamala Harris, who is part of a crowded Democratic field vying to take on Donald Trump in 2020.
She might not win, but she has the potential to play a significant role in the race as the party weighs whether to run against Trump from the left or the centre.
Lucia Graves, who went on the trail for us to see Harris in action, joined David Taylor, who asked: “Are the Democrats in danger of blowing it?