>> WORLD LEADERS ARE LAUGHING AT DONALD TRUMP. I HAVE TALK WITH MILITARY LEADERS SOME OF WHOM WORKED WITH YOU, AND THEY SAY YOU'RE A DISGRACE. >> THE LEADERS OF OTHER COUNTRIES THINK THAT THEY'RE WEAK AND INCOMPETENT AND THEY ARE. THEY'RE GROSSLY INCOMPETENT. >> Ukee: THE GLOVES CAME OFF DURING LAST NIGHT'S PRESIDENTIAL DEBATE HERE IN PHILADELPHIA. SO WHAT WILL VOTERS DECIDE? WITH POLLS SHOWING SUCH A CLOSE RACE IN PENNSYLVANIA, TRUMP AND HARRIS MAY HAVE BEEN LOOKING TO SWAY KEY UNDECIDED VOTERS IN THEIR DIRECTION. >> Natasha: IN BUCKS COUNTY WHICH PRESIDENT BIDEN WON BY ONLY 4% TAJ POINTS BACK IN 2020 COULD PARTICULARLY BE A VERY CLOSE RACE AS WELL. IT'S A COMPETITIVE AREA THERE. CBS PHILADELPHIA REPORTER DAN SNYDER WENT TO DOYLESTOWN TO SEE IF VOTERS WERE INDEED INFLUENCED BY WHAT THEY HEARD AND SAW LAST NIGHT. >> Reporter: BUCKS COUNTY VOTERS WE SPOKE WITH WATCHED TUESDAY'S COMBATIVE DEBATE AND TRUMP AND HARRIS SUPPORTERS HAD SIMILAR THOUGHTS. IT WAS A BETTER NIGHT FOR THE VP. >> SHE CRUSHED IT. SHE CRUSHED IT. UM, I DIDN'T EXPECT ANY LESS FROM HER. >> SHE WON IT. HATE TO SAY IT. HE WAS LOST. >> TRUMP HAD A GREAT OPPORTUNITY AND HE BLEW IT. HE WASN'T -- WASN'T HIS BEST. >> Reporter: STILL NO ONE WE SPOKE WITH WAS MOVED OFF THEIR CANDIDATE OF CHOICE AFTER THE DEBATE. WITH POLLS SHOWING A DEAD HEAT RACE IN ALL IMPORTANT PENNSYLVANIA, HARRIS AND TRUMP ARE FIGHTING FOR A SMALL SLIVER OF SWING VOTERS. PEOPLE LIKE ED FALLON. >> I'M LEANING ONE WAY NOW. MORE THAN I WAS LAST WEEK. >> Reporter: REALLY? IS THAT BECAUSE OF THE DEBATE? >> IT WAS BECAUSE OF THE DEBATE. >> Reporter: HE DIDN'T WANT TO REVEAL WHICH CANDIDATE HE IS NOW LEANING TOWARD. BUT HE DID TELL US WHAT HE SAW TUESDAY THAT STOOD OUT. >> I THINK THAT REASON, LOGIC AND JUST THE TONE SO I'M LEANING MORE TOWARDS SOMEONE THAT'S A LITTLE MORE RESERVED. >> Reporter: BUT HE SAYS IT WAS FAR FROM A PERFECT DEBATE FOR EITHER CANDIDATE AND HE STILL HAS HIS CONCERNS. CBS NEWS POLLING SHOWS VOTERS TOP PRIORITY INCLUDE THE ECONOMY, IMMIGRATION AND THE STATE OF DEMOCRACY. WHILE HARRIS AND TRUMP TOOK QUESTIONS ON ALL OF THOSE, HE SAYS HE WANTED TO HEAR MORE PLANS AND FEWER PERSONAL ATTACKS. >> I HEARD ABOUT IMMIGRATION. I HEARD ABOUT THE ECONOMY. BUT I DIDN'T REALLY FIND ANYTHING SUBSTANTIAL IN ALL OF THAT. IT WAS JUST A LOT OF BACK AND FORTH. >> Reporter: BUT AS OF NOW, PEOPLE SEEM TO BE SPLIT ON WHETHER THE DEBATE HAD AN IMPACT ON SWING VOTERS. >> NO. IT'S NOT GOING TO CHANGE ANYBODY'S MIND. >> YOU NEVER KNOW. ONCE PEOPLE MADE UP THEIR MINDS IT'S HARD TO CHANGE. >> I THINK WE'RE GOING TO SEE A SHIFT IN THE POLLS OVER THE NEXT COUPLE