News ticker a map of an entire state or the station's viewing area (through a system known as First Warning). In both cases, the start of the ticker's cycle was often accompanied by an attention signal, such as warning tones, an abbreviated cut from the station's news theme or a jingle used by their affiliated network (such as the NBC Chimes). The first network to utilize a continuous ticker was CNN Headline News. In 1989, the cable network introduced a ticker that initially featured stock market data with indexes of the major stock exchanges (including the Dow Jones Industrial Average, NASDAQ and
Social media as a news source say they get news from e-mail or social media sites updates, according to a report published by CNN. The survey suggests that Facebook and Twitter make news a more participatory experience than before as people share news articles and comment on other people's posts. According to CNN, in 2010 75% of people got their news forwarded through e-mail or social media posts, whereas 37% of people shared a news item via Facebook or Twitter. In the United States, 81% of people say they look online for news of the weather, first and foremost. National news at 73%, 52% for sports