A new market is emerging for apps that can connect people to emergency services and family members during a crisis.

One fake AP tweet sent the stock market downward, but just for a minute. Now the Commodity Futures Trading Commissions is looking at how social media and the markets should interact.

Home prices rose 1.2 percent in February and were up 9.3 percent since last year, according to the S&P Case Shiller Index. Gus Faucher, senior economist with the PNC Financial Services group, discusses the increase and what’s causing it.