https://www.reuters.com/article/us-usa-election-sanders/sanders-suspends-white-house-bid-making-biden-presumptive-democratic-nominee-idUSKCN21Q2AM
https://www.reuters.com/article/us-usa-election-sanders/sanders-suspends-white-house-bid-making-biden-presumptive-democratic-nominee-idUSKCN21Q2AM