She warned of troubles ahead if a framework could not be found to allow all to profit.

But this book succeeds most when it warns of rapids ahead.

Last week, it fell sharply after some rivals warned of slower growth ahead.

These signs are used to warn of level crossings ahead.

Soon, however, a keening sound on the road ahead warned of oncoming traffic.

Some in the Kazakhstan government warn of a long road ahead.

A stain of smoke in the sky ahead warned us that we were approaching the Roman camp.

But traders warned of further volatility ahead in the energy markets.

He warned of more losses ahead and said more American troops might be needed.

His traditional job is to march in the vanguard and warn of dangers ahead.