Aldo flipped the switch and the surface of the screen changed.

But officials said that they had not determined whether the switch on the tracks had changed positions before the last set of wheels went by.

But, the economics of northeastern railroading became so dire that not even this switch could change things for the better.

A switch to change the gear stick to a sequential up-down mode.

In some cases, a switch to marketing with Permission can fundamentally change a company's entire business model and profit structure.

Mason and Randolph's switch likely changed the votes of several more anti-federalists.

"It was like a light switch changed from on to off," his mother, Alisa, recalls.

Rosario Cusumano, a driver for 25 years, said the switch "won't change anything."

A switch changed immutably the day John died.

The switch and sale changed channel 39's fortunes, transforming the low-rated independent into a major player in the market.