Claim: Water cannon may be deployed today in London for a pro-Brexit march.
Fact-check: No, water cannon will not be deployed at the pro-Brexit march - Full Fact
Verdict: this is untrue. the met police do not own any water cannon and they are not currently authorised for use in england and wales. both the met police and the mayor of london's office confirmed they will not be using water cannon.
Organisation: Full Fact
Author: Joël Reland
Date published: 2019-03-29T00:00:00