HOUSTON, Texas. - While he was mowing lawns and handing out business cards, a black teen said that he was harassed by a Harris County Precinct 1 police officer. The teen, identified as 19-year-old Marvin Gibson, captured the incident on video. The video shows the officer asking Gibson for his identification and an explanation of why he is going door to door. The teen provides his business card and explains that he is giving out his cards to promote a lawn care service. The officer asked him for his name and date of birth. The young man provided this information...