Nf3+) 1-0 Black is helpless against the dual threats of 13.

Surprisingly, this awkward move is the only good response to White's dual threats against f7 and e5; 4...Ng5 would be met by 5.

Doing so would allow White to set up the position at right, when White's dual threats of 1.

Harvin was a dual threat, lining up at both running back and wide receiver.

Five of the top 10 dual threats were black.

And he has proved them right so far by being a valuable dual threat.

The leaders also are to discuss the dual nuclear threats in Iran and North Korea.

Every candidate must remember in developing his positive ads that he or she faces a dual threat.

She is a great mid-range shooter, with range to 15 feet making her a dual threat on offense as an inside/out player.

We can all see the dual threat that is looming from the Israeli leaders.