Law enforcement, Navy personnel mourn slain Dallas officer

A Dallas police officer salutes fallen Dallas police officer Patrick Zamarripa in Fort Worth, Texas, Friday, July 15, 2016. Officer Zamarripa was one of five police officers killed by last week's ambush attack in Dallas. (Jae S Lee/The Dallas Morning News via AP, Pool) (The Dallas Morning News)

Members of an honor guard salute as the flag is lifted off of the coffin holding slain Dallas police officer Patrick Zamarripa during a ceremony at Dallas-Fort Worth National Cemetery in Dallas, Saturday, July 16, 2016. Zamarripa was one of five officers killed last week by a lone gunman during a protest march in Dallas. (AP Photo/LM Otero) (Copyright 2016 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistribu)

A horse drawn hearse carries the flag draped coffin of slain Dallas police officer Patrick Zamarripa during an honor guard ceremony at Dallas-Fort Worth National Cemetery in Dallas, Saturday, July 16, 2016. Zamarripa was one of five officers killed last week by a lone gunman during a protest march in Dallas. (AP Photo/LM Otero) (Copyright 2016 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistribu)

A family member wears a ribbon with photos of Patrick Zamarripa during a funeral service for Dallas police officer Patrick Zamarripa on Saturday, July 16, 2016 at Wilkerson-Greines Athletic Center in Fort Worth, Texas. Zamarripa was one of the five officers killed July 7 by a lone gunman during a march to protest recent fatal shootings of black men in Minnesota and Louisiana by police. (Ashley Landis/The Dallas Morning News via AP, Pool) (The Dallas Morning News)

Patriot Guard arrive with American flags before a funeral service for Dallas police officer Patrick Zamarripa on Saturday, July 16, 2016 at Wilkerson-Greines Athletic Center in Fort Worth, Texas. Zamarripa was one of the five officers killed July 7 by a lone gunman during a march to protest recent fatal shootings of black men in Minnesota and Louisiana by police. (Ashley Landis/The Dallas Morning News via AP, Pool) (The Dallas Morning News)

Navy sailors and police officers, in background, watch a funeral service for Dallas police officer Patrick Zamarripa on Saturday, July 16, 2016, at Wilkerson-Greines Athletic Center in Fort Worth, Texas. Zamarripa was one of the five officers killed July 7 by a lone gunman during a march to protest recent fatal shootings of black men in Minnesota and Louisiana by police. (Ashley Landis /The Dallas Morning News via AP, Pool) (The Dallas Morning News)

CORRECTS LAST NAME AND RELATIONSHIP - Kristy Villasenor, partner of Dallas police officer Patrick Zamarripa, and their daughter, Lincoln Rae Zamarripa, are seated at a funeral service for her husband on Saturday, July 16, 2016 at Wilkerson-Greines Athletic Center in Fort Worth, Texas. Zamarripa was one of the five officers killed July 7 by a lone gunman during a march to protest recent fatal shootings of black men in Minnesota and Louisiana by police. (Ashley Landis/The Dallas Morning News via AP, Pool) (The Dallas Morning News)

The family of Patrick Zamarripa arrive for funeral services for Dallas police officer Patrick Zamarripa on Saturday, July 16, 2016 at Wilkerson-Greines Athletic Center in Fort Worth, Texas. Zamarripa was one of the five officers killed July 7 by a lone gunman during a march to protest recent fatal shootings of black men in Minnesota and Louisiana by police. (Ashley Landis/The Dallas Morning News via AP, Pool) (The Dallas Morning News)

Pallbearers lead the flag draped coffin of slain Dallas police officer Patrick Zamarripa into place for an honor guard ceremony at Dallas-Fort Worth National Cemetery in Dallas, Saturday, July 16, 2016. Zamarripa was one of five officers killed last week by a lone gunman during a protest march in Dallas. (AP Photo/LM Otero) (Copyright 2016 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistribu)

Lincoln Rae Zamarripa, daughter of of Dallas police officer Patrick Zamarripa, peaks over the crowd during a funeral service for her father on Saturday, July 16, 2016 at Wilkerson-Greines Athletic Center in Fort Worth, Texas. Zamarripa was one of the five officers killed July 7 by a lone gunman during a march to protest recent fatal shootings of black men in Minnesota and Louisiana by police. (Ashley Landis/The Dallas Morning News via AP, Pool) (The Dallas Morning News)

Police officers greet each other before a funeral service for Dallas police officer Patrick Zamarripa on Saturday, July 16, 2016 at Wilkerson-Greines Athletic Center in Fort Worth, Texas. Zamarripa was one of the five officers killed July 7 by a lone gunman during a march to protest recent fatal shootings of black men in Minnesota and Louisiana by police. (Ashley Landis/The Dallas Morning News via AP, Pool) (Ashley Landis/The Dallas Morning News via AP, Pool)

U.S. Marine Yadira Mendoza, left, and her 7-year-old son Ismael Beltran, wearing a Marine uniform that Yadira bought for him, watch people pay their respects to fallen Dallas police officer Patrick Zamarripa during a public prayer service in Fort Worth, Texas, Friday, July 15, 2016. Officer Zamarripa was one of five police officers killed by last week's ambush attack in Dallas. (Jae S. Lee/The Dallas Morning News via AP, Pool) (The Dallas Morning News)

Dallas police officers pay their respects to fallen Dallas police officer Patrick Zamarripa during a prayer service in Fort Worth, Texas, Friday, July 15, 2016. Officer Zamarripa was one of five police officers killed by last week's ambush attack in Dallas. (Jae S Lee/The Dallas Morning News via AP, Pool) (The Dallas Morning News)