WASHINGTON -- This is why you may have gotten a notification from the White House on Wednesday. The government tested a new national alert system that would let presidents send out emergency messages ...

The outdoor emergency alert system at St. Paul’s School will be tested around 8:40 a.m. on Tuesday, June 30.

UNITED STATES (CBS) — Your electronic devices may alarm you today — but there’s a reason for that. A nationwide test of the federal emergency alert system will be broadcast at approximately 2:20 p.m.

Around 87,000,000 mobile phones across Scotland and the UK will receive the warning this weekend. The UK Government will be testing their Emergency Alert System (EAS) for the second time this week.