Tamia Woods testified before a Senate panel Tuesday about her 17-year-old son’s suicide after he fell victim to online sextortion, in which a predator threatens to distribute private materials or harm a victim if financial demands are not met. “Help us save lives,” Ms. Woods told the Senate Judiciary Committee as it considered legislative proposals to address children’s online safety. “We may not be able to save them all, but with the right laws, with accountability, with real consequences, we c