By 10:40 a.m., the VN-Index had lost nearly 24 points to 1,168 points, something securities firms attributed to profit-taking pressure from investors. With the sudden rise in sell orders, the HoSE trading system froze, and indexes, liquidity, and number of stocks gained and lost stood still for nearly 20 minutes. … [Read more...] about VN-Index plummets over 74 points