Image 1 of 3 ▼ Photo courtesy U.S. Coast GuardThe Brief U.S. Coast Guard and Customs and Border Protection agents intercepted a vessel carrying 21 undocumented immigrants about 14 miles west of San Clemente Island on Wednesday. What we know:At around noon on Wednesday, July 29, Coast Guard Sector Los Angeles-Long Beach watch standers received a notification from a good Samaritan reporting a suspected smuggling vessel near San Clemente Island. Air and Marine Operations Marine Interdiction Agents located the vessel approximately 14 miles west of San Clemente Island and identified 21 undocumented immigrants aboard. During the boarding, Coast Guard responders located a 56-year-old man who was unresponsive and immediately began CPR. A Coast Guard Air Station Ventura MH-60 Jayhawk helicopter crew was diverted to conduct a medical evacuation.