The flagship index of the American stock exchanges experiences a significant decline during today's trading session. According to ChainCatcher, this index has plummeted from its peak, recording a dramatic drop of over 7,000 points to fall below the 7,000-point mark, precisely at 6,978 points. This sharp correction of the index illustrates the current volatility of the U.S. stock markets, where selling pressures are heavily concentrated on the major market indices.