high alert

"We will continue to keep on high alert for any further activities."

But the army was still in a state of high alert.

All these bases are in a state of high alert.

We've been on high alert for the last twelve hours.

He should come back, It is a state of high alert and strike.

The entire Agency is on high alert but there's more to the story than they know.

Of course they had; everyone did, on extended high alert.

Early in the war Soviet southern troops were put on high alert.

The area has been put on the second highest alert level, reports said.

The major hospitals in all the big cities are on high alert.

Security across the country was increased to the highest alert level.

Now the whole division, some 15,000 soldiers, is on high alert.

Learn what happens when your immune system goes on high alert.

From the glances she received in turn, everyone else was on the same kind of high alert.

His mind was no longer on the high alert status which still prevailed.

Security forces were on high alert throughout the area, but no violence broke out.

Word of the auction put former crew members on high alert.

"I understand people are still on high alert, even though it has been almost a year after 9/11.

Germany is hardly the only European country to go on high alert.

She tried not to look worried, but her instincts were on high alert.

Various national and provincial authorities have been on high alert.

After the escapades of the day before, they were all on high alert.

But putting the police on high alert to preserve public safety is one thing.

They lived in a state of high alert and sharp tension.

Following the attack, Pakistan put its military facilities on high alert.