FILE - In this July 28, 2020, file photo, Democratic presidential candidate former Vice President Joe Biden speaks at a campaign event in Wilmington, Del. Despite all the secrecy, the speculation and the fierce jockeying behind the scenes, presidential running mates rarely sway an election. But as the political world awaits the imminent announcement of Bidens vice presidential pick, there is a real sense among his allies and adversaries that this decision may matter more in 2020. Joe Biden is on the cusp of announcing the biggest, and possibly most consequential, decision of his political career with the unveiling of his running mate. It has become typical over the past few presidential campaign cycles for the presumptive nominee to put a team in place so that the running mate can hit the ground running, and so that its a more integrated campaign, he said.