Google! China

A weird coincidence has led the Chinese government to block certain Internet searches for "Shanghai Composite Index," the country's big stock exchange.

Twenty-three years ago today — June 4, 1989 — the Chinese government began its violent crackdown on protesters in Tiananmen Square. The Shanghai Stock Exchange fell by 64.89 points on Monday — a number that evokes 6/4/89, the date of the crackdown.