HOUSTON --Harris County Sheriff's Office authorities are investigating a body found in a trunk at the San Jacinto Monument. An officer found the body of a male around 3:30pm in the 3500 block of Battleground Road. Authorities say the male may have been someone reportd missing a couple of days ago from nearby. Investigators believe it may be a case of suicide, but they won't know a cause of death until an autopsy is performed. No other details were immediately available.