This morning Crews were dispatched to a structure fire on Emerson Drive. 2 occupants were evaluated by Montgomery County Hospital District M21 for non life threatening injuries and transported to the hospital. Assisted by The Woodlands Fire Department, Spring Fire Department and the Montgomery County Sheriff's Office. Due to the 2nd alarm, Timber Lakes Volunteer Fire Department and Porter Fire Department covered our district during the incident. Cause of fire is still under investigation.