Twitter Adds 9 Million New Users in 3 Months, Surpassing Q1 Estimates

After several quarters of disappointing earnings, Twitter seems to be getting its wings back, adding 9 million more users in the first three months of the year for a new total of 328 million. In its first-quarter earnings announced today, the company reported revenue of $548 million--down 8 percent over the same period last year,...