delivering aid all around the world. but in cuba, its mission was different. usaid asked gross to set up independent internet connections for the jewish community. only 5% of cubans were online. but bypassing government censorship was illegal. >> watch "60 minutes" to see scott pelley's full interview of the last prisoner of the cold war. that's sunday on cbs. >>> nearly 3 million people will fly home on the busiest travel day of the season. a worldwide travel alert from the state department remains in effect this morning. cbs news travel editor peter greenberg is with us, good morning, peter. >> good morning, michelle. >> i know people who had to travel, had to get home. but i tell you, they were on pins and needles about this. what can people expect come sunday? >> the good news was on wednesday, which is traditionally the busiest travel day of the year, it wasn't bad, because people got smart and got