 Professor Robert Pape, who's been doing a study on feelings on political violence in the US, is from the University of Chicago. We're going to round off the hour by talking about something other than the assassination attempt in Pennsylvania, by way of saying that it's a big day for international sport today, and especially in Spain. At Wimbledon, 21-year-old Spaniard Carlos Alcaraz won the Wimbledon men's singles final for the second consecutive year. Alcaraz defeated Novak Djokovic.