- After 4th Austin explosion, police warn of sophisticated ‘serial bomber’Chicago Tribune
- “He’s one step ahead”: Officials frustrated after latest Austin explosionCBS News
- Austin police say they’re hunting for a ‘serial bomber’New York Post
- Austin explosions: ‘Serial bomber’ hunted after tripwire sets off 4th blastNBCNews.com
- Allhands: What makes the Austin bombings so terrifying? It could happen to any of usAZCentral.com