Tech digs in for long domestic terror fight Illustration: Sarah Grillo/Axios With domestic extremist networks scrambling to regroup online, experts fear the next attack could come from a radicalized individual — much harder than coordinated mass events for law enforcement and platforms to detect or deter. The big picture: Companies like Facebook and Twitter stepped up enforcement and their conversations with law enforcement ahead of Inauguration Day. But they'll be tested as the threat rises that impatient lone-wolf attackers will lash out. Where it stands: "Without any apparent large scale event in the immediate future, there is always a risk that radicalized individuals may feel themselves compelled to act out," said Jared Holt, a visiting research fellow with the Atlantic Council.