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
CNN International news website CNN.com (initially an experiment known as "CNN Interactive") on August 30, 1995. The site attracted growing interest over its first decade and is now one of the most popular news websites in the world. The widespread growth of blogs, social media and user-generated content have influenced the site, and blogs in particular have focused CNN's previously scattershot online offerings, most noticeably in the development and launch of CNN Pipeline in late 2005. In April 2009, CNN.com ranked third place among online global news sites in unique users in the U.S. according to Nielsen/NetRatings; with an increase of 11%