21.   Shops and businesses closed in Jezzine after warning sirens wailed.

22.   The scream of warning sirens woke Roosevelt Greenwood before dawn in Madison, Mississippi, and he crowded with his wife and four children into a tiny hall closet.

23.   The tornado struck without any warning siren being sounded, because the siren had been knocked out by lightning in a recent storm.

24.   The tornado struck without any warning siren being sounded, because the siren had been knocked out by lightning in a recent storm, authorities said.

25.   Warning sirens have been installed around the facility, and thousands of radios were distributed to alert residents in case of an accident.

26.   Wednesday afternoon, a warning siren blared repeatedly in Reqa al-Gharbiya as workers wearing gloves and masks placed bodies charred and twisted by fire into ambulances.

27.   Warning sirens also went off in Podgorica, capital of the republic of Montenegro, which together with Serbia makes up Yugoslavia.

28.   Warning sirens also blared in some towns, and some opposition parties said mobilization of air defense reservists was under way.

29.   Wednesday afternoon, a warning siren blared repeatedly in Reqa al-Gharbiya as workers placed bodies, many burned beyond recognition, into ambulances.

30.   Warning sirens blared in some Serbian towns.

a. + siren >>共 71
warning 19.38%
wailing 13.75%
emergency 5.63%
blaring 5.00%
faint 2.50%
first 2.50%
loud 1.88%
new 1.88%
final 1.88%
occasional 1.88%
warning + n. >>共 306
shot 21.99%
sign 15.89%
track 7.12%
label 6.92%
letter 4.20%
system 4.03%
strike 3.64%
signal 3.50%
light 2.69%
station 2.27%
siren 0.87%
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