Tropical storm Ian is already causing headaches for NASA as Florida prepares for what could be a major hurricane. Senate candidates are out on the trail just 45 days ahead of the midterm elections. Over 1,500 people have been detained in anti-mobilization protests in Russia. Italians go to the polls as far-right parties gain ground. And Roger Federer plays in his last competitive tennis match. To learn more about how CNN protects listener privacy, visit cnn.com/privacy