Former British newspaper editor Piers Morgan, who is now a TV host for US network CNN, said he has become "increasingly angry" at the number of Americans killed in gun murders.
"In Britain we have between 30 and 50 gun murders a year," he explained. "In America they have 11-12,000 murdered with guns every year. Another 18,000 people kill themselves with guns every year."
More top news
Northwestern Scotland and Northern Ireland face a rain-hit weekend, while the rest of Britain enjoys some bright but generally dry weather.
All this week while reporting, I have been taking photos. They offer powerful portraits of the lives affected by the desperate outbreak.
Some of the world's biggest football clubs will ask FIFA to move the 2022 World Cup to spring.