Claim: David Davis said last month that people overstaying their visa is the biggest problem the UK has.
Fact-check: How many people overstay their visas? - Full Fact
Verdict: we don't know which comments by mr davis are being referred to. but this generally reflects the views of researchers that most people who live illegally in the uk have expired visas rather than because they snuck in illegally in the first place.
Organisation: Full Fact
Author: Claire Milne
Date published: 2017-01-30T00:00:00