Intel just served up a wave of very bad news for investors.The stock of Intel (INTC -28.11%) is getting crushed in Friday's trading. The company's share price was down 29% as of 10:30 a.m. ET today, according to data from S&P Global Market Intelligence.Intel published its second-quarter results after the market closed yesterday, and sales and earnings missed Wall Street's expectations. Making matters worse, the semiconductor company also issued weak guidance, announced extensive layoffs, and said that it wo ...