Voters overall were divided in their ratings of Trump on his handling of border security: 50 percent said they approve, while the same share disapprove.
He named checked several GOP candidates who lost Tuesday. "I give her a great deal of credit for what she's done and what she's accomplished", Trump said. The president responded: "Too bad, Mike". The current congresswoman beat her opponent, Billie Sutton, by four points.
The Democrats look to have made enough gains in the midterms to take control of the House for the first time in 8 years.
His eye-popping enthusiasm after losing half of Congress on Tuesday is not as unrealistic as it might appear: his Republicans have retained and even expanded their Senate majority, while fighting with the House may yet be to his advantage when it comes to his own reelection in two years. In a meeting with Republican lawmakers before they left Washington for the August congressional recess, Mr. McCarthy warned that time was running short: Unless they intensified their campaign efforts and forcefully delivered a coherent message, he said, Republicans would suffer grievous losses in November.
Of the out-standing races, most look likely to go Democratic.
Separate to the dispute with Mr Acosta, Mr Trump said he was insulted by a question from PBS NewsHour's Yamiche Alcindor, who asked him about white nationalists emboldened by the president's decision to label himself a "nationalist".
He also sidestepped repeated questions about possible staffing changes in his West Wing or cabinet - including the fate of embattled Attorney General Jeff Sessions - but hinted that moves could be coming soon. He reiterated that he was reviewing Interior Secretary Ryan Zinke job as well, following numerous reports of ethical violations.
Of the special counsel's Russian Federation investigation that has shadowed his administration for more than 18 months, Mr Trump said that he could end it now but lets it continue.
Trump said he "could fire everybody right now, but I don't want to stop it because politically I don't like stopping it". Trump called the investigation "a disgrace", saying it "should never have been started, because there is no crime".
"At the end of the day, ME people don't care which party you identify with, they just want someone who is honest, believes in our state and vows to do what they say they'll do", Jackson said.
Trump has frequently been combative with reporters, and painted the news media as "enemies of the people", but Wednesdays press conference raised the level of his hostility.
CNN's Jim Acosta was repeatedly admonished by Trump as a rude person who should not be working for the network, and he was accused of treating White House press secretary Sarah Sanders and others in a terrible manner.
Journalists assigned to cover the White House apply for passes that allow them daily access to press areas in the West Wing.
Overall, 6 in 10 voters said the country was headed in the wrong direction, but roughly that same number described the national economy as excellent or good. "But it may seem that way because we are coming off a two-year drought of no subpoenas", said Representative Gerald Connolly of Virginia, the top Democrat on the Oversight subcommittee on government operations.
In the past, the Trump administration has proposed privatizing bridges and roads - which Democrats oppose.
"It's about restoring the Constitution's checks and balances to the Trump administration".
They argue that such favours to Trump include Chinese government trademarks for his companies, payments for hotel room stays and event-space rentals by representatives of Saudi Arabia and Kuwait, and proceeds from Chinese or Emirati-linked government purchases of office space in Trump Tower.
In midterm elections two years after he won the White House, Trump and his fellow Republicans were set to maintain their majority in the U.S. Senate, CNN, NBC and ABC News said, following a divisive campaign marked by fierce clashes over race, immigration and other cultural issues.