Authorities responded to an early morning fire that left a trailer completely demolished.
The incident happened around 1:00 a.m. in Rio Hondo, according to the Rio Hondo Fire Chief.
Rio Hondo Fire Department responded to the scene on Brown Tract Road.
Crime scene tape was set as a barrier around the demolished trailer after the fire was put out.
No one was living in the trailer at the time of the fire.
According to the Cameron County Emergency Manager Humbero Barrera, the arson is not connected to the Rio Hondo home that was set on fire earlier this month.
The Los Fresnos Fire Department and the Cameron County Fire Marshal assisted the Rio Hondo Fire Department.
The case remains under investigation at this time.