Lindsey Graham Enters 2016 Race: 5 Key Facts Iowa Voters Should Know

South Carolina Senator Lindsey Graham officially announced his candidacy for president on Monday in Central, South Carolina, the small upstate town where he was raised. The 59-year-old Republican, one of the few in the crowded primary field with military experience, says he is running because 'the world is falling apart.'

Graham visited Iowa earlier this year for the Agriculture Summit, and his campaign is expected to focus heavily on national security, foreign policy, and a pragmatic approach to immigration reform. Here are five things Iowa voters should know about the candidate.

1. Both of Graham's parents died within 15 months of each other when he was in college

While a student at the