HILL OF ERASING THE NATION'S BORROWING LIMIT. BORROWING LIMIT. WE BEGIN AT THE WHITE HOUSE WE BEGIN AT THE WHITE HOUSE WITH OUR CORRESPONDENT MARY WITH OUR CORRESPONDENT MARY BRUCE. BRUCE. GOOD MORNING, MARY. GOOD MORNING, MARY. >> Reporter: MARTHA, GOOD >> Reporter: MARTHA, GOOD MORNING. MORNING. AFTER TEEING THIS ANNOUNCEMENT AFTER TEEING THIS ANNOUNCEMENT FOR MONTHS. FOR MONTHS. PRESIDENT BIDEN MADE IT PRESIDENT BIDEN MADE IT OFFICIAL ASKING AMERICANS TO OFFICIAL ASKING AMERICANS TO GIVE HIM ANOTHER FOUR YEARS IN GIVE HIM ANOTHER FOUR YEARS IN SETTING UP A POTENTIAL REMATCH SETTING UP A POTENTIAL REMATCH WITH DONALD TRUMP. WITH DONALD TRUMP. >> THIS IS NOT A TIME TO BE >> THIS IS NOT A TIME TO BE COMPLACENT. COMPLACENT. THAT'S WHY I AM RUNNING FOR THAT'S WHY I AM RUNNING FOR REELECTION. REELECTION. >> Reporter: EXACTLY FOUR >> Reporter: EXACTLY FOUR YEARS AFTER LAUNCHING HIS YEARS AFTER LAUNCHING HIS SUCCESSFUL RUN FOR THE WHITE SUCCESSFUL RUN FOR THE WHITE HOUSE, THE PRESIDENT KICKED HOUSE, THE PRESIDENT KICKED OFF HIS REELECTION BID, OFF HIS REELECTION BID, PLEDGING TO PROTECT KEY PLEDGING TO PROTECT KEY AMERICAN VALUES. AMERICAN VALUES. >> PERSONAL FREEDOM IS >> PERSONAL FREEDOM IS FUNDAMENTAL TO WHO WE ARE AS FUNDAMENTAL TO WHO WE ARE AS AMERICANS. AMERICANS. THERE IS NOTHING MORE THERE IS NOTHING MORE IMPORTANT, NOTHING MORE IMPORTANT, NOTHING MORE SACRED. SACRED. >> Reporter: JUST LIKE LAST >> Reporter: JUST LIKE LAST TIME THE PRESIDENT IS ARGUING TIME THE PRESIDENT IS ARGUING WE ARE IN A BATTLE OF THE SOUL WE ARE IN A BATTLE OF THE SOUL OF THE NATION AGAINST WHAT HE OF THE NATION AGAINST WHAT HE CALLS MAGA REPUBLICANS. CALLS MAGA REPUBLICANS. >> COURAGE, OPPORTUNITIES, >> COURAGE, OPPORTUNITIES, DEMOCRACY, FREEDOM, THEY'RE DEMOCRACY, FREEDOM, THEY'RE UNDER ATTACK BY AN EXTREME UNDER ATTACK BY AN EXTREME MOVEMENT THAT SEEKS TO MOVEMENT THAT SEEKS TO OVERTURN ELECTIONS, BAN BOOKS OVERTURN ELECTIONS, BAN BOOKS AND ELIMINATE A WOMAN'S RIGHTS AND ELIMINATE A WOMAN'S RIGHTS THE CHOOSE. THE CHOOSE. >> THERE IS NO BIG RALLY AND >> THERE IS NO BIG RALLY AND NO ROAD TRIP AND MAJOR SPEECH. NO ROAD TRIP AND MAJOR SPEECH. THE PRESIDENT LAUNCHING HIS THE PRESIDENT LAUNCHING HIS BID FOR REELECTION. BID FOR REELECTION. THE PRIMARY WILL LOOK VERY THE PRIMARY WILL LOOK VERY DIFFERENT. DIFFERENT. BIDEN IS NOT EXPECTED TO FACE BIDEN IS NOT EXPECTED TO FACE A MAJOR OPPONENT FOR THE A MAJOR OPPONENT FOR THE NOMINATION. NOMINATION. HE'S FACING SOME MAJOR HE'S FACING SOME MAJOR CHALLENGES. CHALLENGES. ACCORDING TO ONE POLL, 70% OF ACCORDING TO ONE POLL, 70% OF AMERICANS INCLUDING A MAJORITY AMERICANS INCLUDING A MAJORITY OF DEMOCRATS SAY HE SHOULD NOT OF DEMOCRATS SAY HE SHOULD NOT RUN AGAIN. RUN AGAIN. A MAJOR CONCERN OF HIS AGE. A MAJOR CONCERN OF HIS AGE. BIDEN WOULD BE 86 AT THE END BIDEN WOULD BE 86 AT THE END OF HIS SECOND TERM. OF HIS SECOND TERM. HIS RESPONSE IS EXPERIENCE. HIS RESPONSE IS EXPERIENCE. >> I EXPECT THEM TO TAKE A >> I EXPECT THEM TO TAKE A HARD LOOK AT IT AND I TAKE A HARD LOOK AT IT AND I TAKE A HARD LOOK BEFORE I DECIDED TO HARD LOOK BEFORE I DECIDED TO RUN. RUN. I FEEL GOOD. I FEEL GOOD. >> Reporter: HIS BARE BONES >> Reporter: HIS BARE BONES OPERATION IS STAFFING UP OPERATION IS STAFFING UP SLOWLY STARTING WITH CAMPAIGN SLOWLY STARTING WITH CAMPAIGN MANAGER, JULIE MANAGER, JULIE CHAVEZ-RODRIGUEZ, THE CHAVEZ-RODRIGUEZ, THE GRANDDAUGHTER OF THE ICONIC GRANDDAUGHTER OF THE ICONIC LEADER, CAESAR CHAVEZ. LEADER, CAESAR CHAVEZ. >> Reporter: STILL FOR SEVERAL >> Reporter: STILL FOR SEVERAL MORE MONTHS OF THE CAMPAIGN MORE MONTHS OF THE CAMPAIGN BECAUSE BIDEN'S TEAM THINK HIS BECAUSE BIDEN'S TEAM THINK HIS STRONGEST ARGUMENT IS SHOWING STRONGEST ARGUMENT IS SHOWING HIM DOING THE JOB AND BEING HIM DOING THE JOB AND BEING PRESIDENT. PRESIDENT. THE SPOTLIGHT IS GOING TO BE THE SPOTLIGHT IS GOING TO BE SHINING MORE BRIGHTLY ON VICE SHINING MORE BRIGHTLY ON VICE PRESIDENT KAMALA HARRIS. PRESIDENT KAMALA HARRIS. WE ARE SEEING HER TAKING ON WE ARE SEEING HER TAKING ON PROMINENT ROLES AND BOOSTING PROMINENT ROLES AND BOOSTING POPULARITY. POPULARITY. SHE'S LEADING THE CHART ON SHE'S LEADING THE CHART ON ABORTION AND