Eyewitness News is a style of news broadcasting

News broadcasting

News broadcasting is the broadcasting of various news events and other information via television, radio or internet in the field of broadcast journalism. The content is usually either produced locally in a radio studio or television studio newsroom, or by a broadcast network...

 used by local television station

Television station

A television station is a business, organisation or other such as an amateur television operator that transmits content over terrestrial television. A television transmission can be by analog television signals or, more recently, by digital television. Broadcast television systems standards are...

s in different markets across the United States. It refers to a particular style of television newscast with an emphasis on visual elements and action video. It replaced the traditional "man-on-camera" newscast.
The earliest known use of the Eyewitness News name in American television was in April 1959 when KYW-TV (now WKYC-TV

WKYC-TV

WKYC, virtual channel 3 , is an NBC-affiliated television station located in Cleveland, Ohio, owned by the Gannett Company. Its studio is located on the shores of Lake Erie, while its transmitter is located in Parma, Ohio....

) in Cleveland, owned at the time by Westinghouse Broadcasting

Westinghouse Broadcasting

The Westinghouse Broadcasting Company, also known as Group W, was the broadcasting division of Westinghouse Electric Corporation. It owned several radio and television stations across the United States and distributed television shows for syndication....

, launched the nation's first 90-minute local newscast (under the title Eyewitness), combined with the then 15-minute national newscast.