SANFORD, Fla. -- The mother of 17-year-old Trayvon Martin took the witness stand at the trial of the neighborhood watch volunteer who is charged with murder in the fatal shooting of her son.
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Prosecutors called Sybrina Fulton on Friday morning. She was questioned about the 911 calls that contain sound of a struggle between her son Trayvon and Georgia Zimmerman.
According to the AP, Fulton testified that the screams for help on the 911 calls came from her son.
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The AP reported that Fulton tweeted on Friday saying, "I pray that God give me the strength to properly represent my angel Trayvon."
Martin's parents say the screams are those of their son, while Zimmerman's family claims Zimmerman is yelling on the calls.
Attorneys said determining who made the screams can help them figure out who was the aggressor in the fight between Martin and Zimmerman.