Singles wins for Alexander Zverev and Roger Federer - over John Isner and Nick Kyrgios respectively - earlier in the day had Team Europe firmly in control, as they took a 7-1 lead before the evening matches.
Click on the video above to listen in on what Federer had to say to Djokovic.
Isner said he received a picture on his phone of his daughter watching him play for the first time.
Federer said if he does opt to play the clay-court season it will require a significant tweak of his training regime.
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"Obviously it's my debut this year but I was watching it on TV last year and it was very exciting to see a new concept".
"We've had some really close matches haven't gone our way and I really wanted to put us back in there", Anderson, who lost the Wimbledon final to Djokovic earlier this year, told reporters.
There are three singles and one doubles on each day of the event, over five sessions.
The second set was a similarly cagey affair, going with serve for the first ten games - then Sock broke Edmund, who was playing his first match since his US Open defeat to Paolo Lorenzi, and held his own to take it 7-5 and force a third-set tie-break.
Both singles and doubles are best-of-three sets with ad scoring.
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Taylor Foy, a spokesman, complained that Democrats had "actively withheld information" from the Republicans until now. Ashley Kavanaugh said during the interview that the allegations have been hard on her and the couple's two daughters.
Team Europe had been hoping for a clean sweep on the tournament's first day but will head into day two with a 3-1 lead.
If points are 12-all on Day 3, a doubles set with a tiebreaker will decide the Laver Cup champion. "This is not an exhibition at all; at all".
Team Europe need another six points to retain the title they won in the inaugural competition a year ago.
Today's matches were worth two points each.
He regularly loses to inferior players but is 1-3 against Federer.
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But by the end of the one-hour and 40-minute encounter, Federer simply proved a superior player.