PHOTOS: Family, colleagues mourn Atlanta firefighter

Metro Atlanta

Sgt. Frank Guinn, 36, was training for an Ironman Triathlon in New Orleans when he was struck on his bicycle and killed. Guinn, a nine-year veteran of the department, was stationed at Fire Station 21. He is survived by his wife, a Cobb County teacher, and 7-year-old triplet daughters.

Atlanta Fire Rescue officials and firefighters await the start of the funeral. They joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014. Sgt. Guinn, 36, was training for an Ironman Triathlon in New Orleans when he was struck on his bicycle and killed. Guinn, a nine-year veteran of the department, was stationed at Fire Station 21. He is survived by his wife, a Cobb County teacher, and 7-year-old triplet daughters.

Atlanta Fire Rescue officials and firefighters salute as the casket is brought into the church. They joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014.

Sgt. Guinn's widow, Kimberly, stands with their 7-year-old triplets, Isabelle, Alyssa, and Makenna as the casket enters the church. Atlanta Fire Rescue officials and firefighters joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014.

Members of the Atlanta Fire Rescue Honor Guard escort the casket into the church. Atlanta Fire Rescue officials and firefighters joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014.

Family members come into the church. Atlanta Fire Rescue officials and firefighters joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014.

Atlanta Fire Rescue officials, including Fire Chief Kelvin Cochran, rear left, and firefighters joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014.

Sgt. Guinn's helmet as well as family photos were on display during the service.

AFR Sgt. Mike Palmeri, Sgt. Guinn's relief at Station 21, gave remarks during the service.

AFR Honor Guard Capt. William A. Pearson Jr holds the department flag near Sgt. Guinn's helmet.

AFR Chief Kelvin Cochran salutes Kimberly Guinn after presenting her with the department's flag.

Sgt. Guinn's daughters, Makenna, Alyssa, and Isabelle, assisted by AFR Lt. Brian Garner, salute their dad.

The AFR Honor Guard leaves the church. Atlanta Fire Rescue officials and firefighters joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014.

Kimberly Guinn, widow of Sgt. Frank Guinn, holds his helmet as she is assisted by AFR Lt. Brian Garner following the service.

Atlanta Fire Rescue officials and firefighters salute as the casket leaves the church.

Atlanta Fire Rescue officials and firefighters salute as the casket leaves the church. They joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014. Sgt. Guinn, 36, was training for an Ironman Triathlon in New Orleans when he was struck on his bicycle and killed. Guinn, a nine-year veteran of the department, was stationed at Fire Station 21. He is survived by his wife, a Cobb County teacher, and 7-year-old triplet daughters.

Sgt. Frank Guinn, 36, was training for an Ironman Triathlon in New Orleans when he was struck on his bicycle and killed. Guinn, a nine-year veteran of the Atlanta Fire Department, was stationed at Fire Station 21. He is survived by his wife, a Cobb County teacher, and 7-year-old triplet daughters.

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Atlanta Fire Rescue officials and firefighters await the start of the funeral. They joined with family and friends during the funeral of AFR Sgt. Frank Guinn at Peachtree Road Presbyterian Church, Thursday, April 17, 2014. Sgt. Guinn, 36, was training for an Ironman Triathlon in New Orleans when he was struck on his bicycle and killed. Guinn, a nine-year veteran of the department, was stationed at Fire Station 21. He is survived by his wife, a Cobb County teacher, and 7-year-old triplet daughters.

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