A clip, filmed in San Antonio, Texas, shows a woman confronted at her doorway
Secret Service agent and a police officer ask about 'comments she made online'
The woman's nephew said they appeared after she posted about Donald Trump
The clip, filmed in San Antonio, Texas, US, shows an agent and a police officer standing on a woman's doorstep as they try to question her on January 10.
Throughout the video, the shocked woman argues about her right to freedom of speech and repeatedly asks if she has committed a crime.
She asks them: 'You're with the secret service you said?'