Police Chief Brian Manley said at a news conference Monday that although the bomb that injured two men Sunday night seems linked to the three previous ones, the latest bomb involved a tripwire and those three were package bombs left on people's doorsteps. Police Chief Brian Manley told ABC's "Good Morning America" on Monday that Sunday night's explosion was detonated by a tripwire and showed "a different level of skill." ___

 

7:25 a.m.

 

Police have warned residents near the site of the latest explosion in Austin to remain indoors and to call 911 if they need to leave home before 10 a.m. >> Austin bombings: What we know about the bomber’s habits

1:30 a.m. - Austin interim Police Chief Brian Manley, warns Austin residents not to pick up suspicious packages or other items, and to call 911 if they should come across one. ___

 

10:50 a.m.

 

Austin's police chief says the four bombings that have killed two people and injured four others in Texas' capital city this month are believed to be the work of a serial bomber. Austin bombs were 'meant to send a message,' authorities believe It's not clear if Sunday's explosion is related to the previous events. Authorities say the device that detonated Sunday featured a tripwire and was left near a road, while the prior bombings involved packages left on people's doorsteps.
In Austin, Texas, a fourth bomb detonates, injuring two men. The Austin Police Department believes it is connected to the other parcel bombings, but do not believe it to be connected to the bomb threat leveled at the SXSW festival.