Convictions for crimes involving moral turpitude, controlled substance violations, or aggravated felonies can lead to deportation and denial of re-entry
Landry was detained for three hours at the port of entry in Houlton, Maine, and was questioned about decades-old charges for marijuana possession and driving under a suspended license. He told NBC Boston that he was convicted of those charges in 2004 and 2007 and paid fines for both.