So this was the tough duty he had been so engrossed in, eh?

Mitscher later said this assignment managing the constant air combat over Guadalcanal was his toughest duty of the war.

Arresting a superior officer from your own corps is tough duty.

"Everybody says what tough duty this is going to be for us," Fassel said.

Cliff's realm was the underworld, where he posed as one-man mob, ready to undertake any tough duty.

In Greece, we have an expression for someone who assumes tough new duties.

It is tough duty and requires a rational, not a romantic, mind.

"This is tough duty," he said, although he noted that there are always adventurers willing to take up the challenge.

The First Team had performed tough duties with honor, pride and valor with distinction.

But as soon as her image faded, he was faced with the toughest duty he had ever had giving the captain the bad news.