President Joe Biden is aboard Air Force One and is on his way back to Washington after Wednesday’s meeting at an 18th-century lakeside villa in Switzerland. Russian President Vladimir Putin had already departed for Moscow aboard his plane by the time Air Force One took off. Both leaders flew out of Switzerland after holding solo news conferences and meeting for more than three hours. Security was tight and access extremely limited to areas around the summit site. The pair met for nearly four hours on Wednesday, first in a smaller session and later in a larger meeting that was expanded to include more officials from both sides and which lasted about 65 minutes. Biden called it a discussion between “two great powers” and said it was “always better to meet face to face.” Putin said he hoped the talks would be “productive.” Biden Open to Possible Prisoner Swap With Russia …