He took another sip, which he kept in his mouth a long time, his eyebrows parting, moving up his forehead, then shooting back down into a collision of uncertainty.
Many were stunned last week when the Boston police announced via Twitter that Dzhokhar Tsarnaev was in custody, and earlier this month the Securities and Exchange Commission (SEC) raised eyebrows when it said companies may use social media to release key information as long as they tell investors in advance which platform they will use.