nearly tripled to more than 1 billion as of 2010. more than 75 million believers are in the united states and it s about 7% of all catholics worldwi worldwide. kelly: they ve changed the course of wars, taken out top terror targets and freed american hostages from some of the most dangerous spots in the world. few have the strength, endurance and courage to become a navy seal. in fact, 75% of those who enter the seals grueling basic training program fail to make it into the elite force. so many washed out that those who succeed become part of the damn few, how they re known, but a seal, roark denver who has run every run. called damn few , and first, i want to thank you for your service to your country because you have been in some, really, really, nasty