This did not explain the reason for its rapid spread.

She stared up at him, stunned by the rapid spread of the news.

Based on the rapid spread of the virus thus far, public health officials believe that more cases will be identified over the next several weeks.

The rapid spread is "a strong indication" the fire was set, he said.

The rapid spread of the Internet since 1994 expanded those early efforts.

"We expect to see a much more rapid spread of these systems," he added.

The rapid spread of the disease has also challenged officials' population estimates.

The main force behind the rapid spread of these shows is not artistic but financial.

The recent decade saw a rapid spread of information technology in Russia.

The threat to Europe's health from the rapid spread of disease is real and present.