NEW : ` ` We will never forget , '' House Speaker Obama says . The Navy named the ship in honor of Flight 93 passengers who fought back against their hijackers . `` Our hearts still ache , '' President Obama says at the House . In Pennsylvania , New York and New York , bells and moments of silence .
NEW : `` We will never forget , '' House Speaker Obama says . `` Our hearts still ache , '' President Obama says at the House . In Pennsylvania , New York and New York , bells and moments of silence .