The knockout round of South America's premier club competition provides potential Boca Juniors-River Plate and Gremio-International semifinals.
CONMEBOL has rejected any chance of another Copa Libertadores final being played out of South America, as happened last year.
Once-great Penarol is out of Copa Lib, but Flamengo, Boca Juniors and River Plate ensure plenty of intrigue left in round of 16.
CONCACAF president Victor Montagliani isn't buying reports suggesting that MLS and Liga MX clubs could soon be competing in the Copa Libertadores.
Flamengo sit atop Copa Libertadores Group D, but with two away games to play, including at altitude in Ecuador, progression is far from a guarantee.
The dreaded "video not available" message took on a whole new meaning for one rabid River Plate fan this week.
There are few more explosive issues in Brazil than who is considered a genuine "big club." Now, Athletico Paranaense have muscled in on the debate.
A CAS member said "it wouldn't be strange" if Boca Juniors were awarded the Copa Libertadores title at the expense of River Plate.
The group phase is only at the halfway point, but there will surely be a Paraguayan presence when the Copa Libertadores reaches the knockout rounds.
If you hear Klopp or Pep moan about a fixture pile-up in the Premier League title race, spare a thought for Deportivo Lara boss Leonardo Gonzalez.
The old adage that it is hard to reach the top but harder to stay there is nowhere more accurate than in South America, as River Plate can attest.
Survive and advance is the mantra at this stage, but the group draw threw up plenty of intrigue. Will Argentina and Brazil continue to dominate?
San Jose Earthquakes coach Matias Almeyda would like to see a continental club competition for the whole of the Americas, including teams from MLS.
Once more, results achieved on the field are overturned by the tribunals because of rules around player eligibility and their odd enforcement.
The first stage of the Copa Libertadores has already been completed but it is the second stage starting this week where the big boys join the fray.
On Monday, Boca reportedly sent an extended report to CAS providing further evidence about the attack on their team bus by River Plate fans.
Ahead of their Copa Libertadores opener, Delfin can take heart from the giant-killing exploits three years ago of Independiente del Valle.
In the past, the best players in South America took their talents to Europe, but two recent signings in MLS show that dynamic is changing.
The prize pot for the Copa Libertadores will more than double next year, but will still trail a long way behind the UEFA Champions League.
The draw for the 2019 Copa Libertadores has taken place. But who is best placed to take the title from River Plate?
River Plate president Rodolfo D'Onofrio said he supports the use of Fan IDs for the Argentina Superleague.
Boca Juniors will not renew its contract with coach Guillermo Barros Schelotto, less than a week after losing the Copa Libertadores final.
Boca Juniors were forced to cancel a planned "fan day" on Wednesday after the Buenos Aires security ministry determined it was unsafe.
As if this season's Copa Libertadores hadn't caused CONMEBOL enough trouble, a crucial typo was spotted on the trophy after River Plate's triumph.
After leading his side to their second Libertadores triumph in four seasons on Sunday, Gallardo said he was happy in Buenos Aires.