The result left Boca with 10 points from four matches in Group H, three points clear of second-placed Caracas FC. Independiente Medellin remained at the foot of the group with four straight defeats.
The South American zone World Cup qualifiers were originally scheduled to begin in late March but were suspended because of the COVID-19 pandemic.
Kike Gonzalez put Eibar ahead in the 50th minute, but Gerard Moreno scored an excellent goal after spinning in the area in the 62nd minute, before Paco Alcacer kept calm when put through on goal eight minutes later.
Using 100% clean energy for the Games venues, and natural carbon dioxide as refrigerant to lower carbon emissions to nearly zero in the ice-making process are some of the steps taken to make the Games green.
The opening and closing ceremonies will not be downscaled as previously revealed but the measures did mention that "simplifying the overall contents" of the opening and closing ceremonies are under "on-going consideration."
Leeds began their Premier League campaign with a 4-3 defeat away to Liverpool. Last weekend, the team coached by Marcelo Bielsa beat Fulham 4-3.
The 18-year-old reeled in her American opponent 6-4, 6-2 in 79 minutes to set up a second-round qualifying meeting with local player Tessah Andrianjafitri, a 3-6, 7-5, 6-3 winner over Spain's Nuria Parrizas.
Both sides started highly motivated as Leverkusen took over, whereas Wolfsburg focused on turnovers and fast breaks. However, both teams lacked in accuracy.
Guangzhou posed more threats than Dalian in the first half, but no goals were scored. What's worse for Rafa Benitez's side, Swedish center-back Marcus Danielson was subbed after just 21 minutes because of a head injury.
Cazares, capped 21 times for Ecuador, has made 205 appearances and scored 41 goals for Atletico Mineiro since joining the Belo Horizonte outfit from Argentina's Banfield in 2016.
The press also report that Barca have reached an agreement to allow striker Luis Suarez to join Atletico Madrid.