Washington (Usa), 06/06/2015.- From left, US First Lady Michelle Obama and US President Barack Obama exit Marine One and walk toward the residence of the White House, in Washington, DC, USA, 06 June 2015. President Obama traveled to Wilmington, Delaware Saturday morning to deliver the eulogy at the funeral of Beau Biden, former Delaware Attorney General and son of US Vice President Joe Biden. (Estados Unidos) EFE/EPA/Drew Angerer / POOL