US Elections 2016: O'Malley declares Democratic intent
Martin O'Malley, the former Governor of Maryland and Mayor of Baltimore, has announced he will run as a presidential nominee for the Democrats.
Throughout his career he has shown his support for issues such as gay marriage, immigration and income inequality.
Mr O'Malley will be competing for the top job against a number of political heavyweight candidates including Hillary Clinton and Republican Jeb Bush.
Rickin Majithia reports.
31 May 2015