John Gardner, a 54-year-old Caucasian male from Greenville, North Carolina, passed away on March 18, 2014. According to his obituary, he was born in 1959. The obituary was published on March 27, 2014.
Details surrounding the circumstances of John Gardner's death, including any information about arrests, suspects, or investigations, are not provided in the available sources.
The obituary focuses on commemorating his life and does not mention any criminal aspects related to his passing.
Given the lack of information regarding any criminal investigation or suspects in the death of John Gardner, it is not possible to provide further details on this aspect. The available sources primarily offer obituary information without delving into the cause of death or any related legal matters.