Article Photos: Tweets, pics give real-time peek into North Korea 4/5

In this Feb. 20, 2013 photo taken with an iPhone and posted to Instagram on Feb. 21, 2013, North Korean nurses care for infants in cribs inside a maternity hospital, in Pyongyang, North Korea. On Jan. 18, 2013, foreigners were allowed for the first time to bring mobile phones into North Korea. And this week the local service provider, Koryolink, is allowing foreigners to access the Internet on a data capable 3G connection on mobile phones. (AP Photo/David Guttenfelder)