According to MSN, about 10 percent of American travelers have canceled a vacation in response to the recent terror attacks in Paris, Russia, Mali, and San Bernardino, Calif., leading to the loss of about $8.2 billion in travel spending. This data, which was gathered from a survey of about 1,064 people by data collection site YouGov, also showed that almost 25 percent of people surveyed had delayed their travel plans and 18 percent had changed their destination to somewhere considered more safe. To read more, click here.