Why is voice over added to a TV news report? (Read the text and answer the question)

The shots of the scene for a coverage of a news should be easy to understand as it provides important visual information to the viewers.

To stress the importance of the situation, to show its actuality, to convey the feelings of the reporter and others involved, the TV reporter stands in front of the camera.

A TV news reportér can use graphics to make it more comprehensive and credible to the audience.

Quick intelligent decisions and prompt management of necessary technical aid and assistance in a situation ascertain the quality of live reports.

The TV reporters should be careful to keep camera shots short and precise.

The TV reporters should use simple langunge and speak clearly as well as concisely as there are time constraints for cach piece of report.