This is what President Obama saw as he stepped down on that capitol podium forthe last time in his presidency.The president's placing his hand on the Bibleof Martin Luther King,Jr.and another Bible,the one belonging to PresidentLincoln.And then later on is parade,was about to begin the first family,ofmodern thing here,dad on his blackberry,the girls snapping pictures ontheir iphones,all day long,ABC's David Muir has been following this,he wasthere at the capitol watching history on parade this morning,we begin withyou,David.

Diane,good evening,you're right,we're just a few steps away from the presidentwith his hands placed on those two Bibles,authorities here at Washington wereestimating 600,000-800,000 people would turn out on the National Mall to watchthis swearing-in,but tonight we just learn from theinaugural committee that just like four years ago,that crowd mighthave surpassed a million.

At the White House,a salute to the president,who was about to be sworn inbefore the nation,first,that 1.7-mile trip to the capitol,Ahead of thepresident, on the west front of the capitol,a former president and Secretary ofState.Cheers on the national mall for the Clintons,Mrs Clinton lookingbetter after that fall.

And before their father arrived,the president's growing girls,Sasha andMalia,11 and 14,wearing J crew and Kate Spade,are growing up before thenation.Then,Their mother,first lady Michelle Obama.

Mrs Michelle Obama.

Too thunderous, applause,ushering in a new term and those new bangs.

The first lady twittering:bless to joining so many fellows Americans gather towatch the inauguration.

And then the president,walking toward that archway,about to see thehundreds of thousands gathered on the National Mall.

The president of United States,Barack.H.Obama. 

The president emerging,flashing his giant smile,but soon,wiping away atear,during the stirring performance by the Brooklyn tabernacle choir.

Brooklyn tabernacle choir:His truth is marching on ... 

And then all eyes on the president and Chief Justice John Roberts whoflubbed his words four years ago,triggering a second swearing-in.

This time,the president's hands on two Bibles,President Lincoln's and Dr.Martin Luther King's,and this time,it was the president who seems to swallow aword.

The office of the president of United States..

And will to the best of my ability...

And then,the president's address,just shine of 19 minutes,with the theme ofmoving forward together.

My fellow Americans,we're made for this moment and we will seize it,so long aswe seize it together,together,together.

The first president ever to include gay in his inaugural,while talkingabout the struggle,for civil rights.

For if we are truly crated equal,then surely the love we commit to one anothermust be equal as well.

The president insisting we address climate change,and onimmigration,arguing we should welcome striving immigrants.

Until bright young students and engineers are listed in our workforce ratherthan expelled from our country...

There were powerful performances,Kelly Clarkson's stirring edition of mycountry tis of thee.

Kelly Clarkson:Author of liberty,to thee we sing...

Beyonce returning four years later,this time,this time,to sing the nationalanthem.

Beyonce:And the rocket's red glare,the bombs bursting in air

Gave proof thru the nigth that our flag was still there...

And as the president made his exit up those steps,a pause,turning around totake his final inaugural moment,one more time,a microphone picking up what hesaid.

And as the first couple made their way back to the White House,they emergedfrom the motorcade just as they did four years ago.

The crowds cheering their return home,and then the first family taking in aparade,the first couple with a kiss,the president moving to the drums.And thegirls dancing,too.

Like so many families taking in a parade.You know,tonight we have learnedthe family of the late Dr. Martin Luther King asked for the president and theChief Justice to sign the King family Bible after the swearing-in,both did.