Florida teenager Trayvon Martin died from a single gunshot wound to the chest fired from “intermediate range,” according to an autopsy report reviewed Wednesday by NBC News.

The official report, prepared by the medical examiner in Volusia County, Fla., also found that the 17-year-old Martin had one other fresh injury – a small abrasion, no more than a quarter-inch  in size –  on his left ring finger below the knuckle.

Visit msnbc.com for breaking news, world news, and news about the economy

Separately, a medical report on Martin’s alleged killer, 28-year-old George Zimmerman, prepared by his personal physician the day after Martin’s shooting in Sanford, Fla., on Feb. 26, found that the Neighborhood Watch volunteer suffered a likely broken nose, swelling, two black eyes and cuts to the scalp. That report, first reported Tuesday by ABC News, also was reviewed by NBC News.

Read more: MSNBC