Former European Cup winners had mixed fortunes in Champions League qualifying as Ajax Amsterdam and Red Star Belgrade squeezed into the playoff round while Celtic and Porto were eliminated after a dramatic evening on Tuesday.

Ajax, semifinalists last season, came from behind to beat PAOK 3-2 for a 5-4 aggregate win over the Greeks while Red Star knocked out FC Copenhagen on penalties after a bizarre shootout involving 22 spot kicks.

Krasnodar sprung a major upset with a 3-2 win at Porto to advance...

FC Porto goalkeeper Iker Casillas, who suffered a heart attack in May, has been registered by the club to play in this season's Portuguese league.

The former Spain and Real Madrid goalkeeper, 38, was included in the Porto's squad list on the league's official website ahead of their opening league game away to Gil Vicente on Saturday.

Casillas, who captained Spain to their only World Cup triumph in 2010 and played 725 games for Real Madrid before joining Porto in 2015, suffered a heart attack...

MEXICO CITY -- Mexico goalkeeper Guillermo Ochoa is on the list of possible replacements after Club America announced the sale of Agustin Marchesin on Wednesday.

Marchesin, 31, won the 2018 Apertura with America and is set to replace Iker Casillas, who suffered a heart attack during training last May, at Porto.

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America coach Miguel Herrera told ESPN on Monday that Ochoa would be an ideal replacement for Marchesin,...

FC Porto announced on Monday that veteran goalkeeper Iker Casillas will join the team's staff as he continues his recovery from a heart attack suffered two-and-a-half months ago.

Spain's 2010 World Cup-winning captain has not been given medical clearance yet to resume his playing career and he has not announced his retirement.

- When does the transfer window close?

Porto said in a club statement that Casillas, 38, will be part of the Porto staff as he continues recovering from his "health problem"...

Atletico Madrid have completed the signing of Mexico midfielder Hector Herrera on a three-year contract.

Herrera, 29, arrives on a free transfer following a six-year spell at FC Porto. He scored eight goals in 51 games last season as the Portuguese side finished second to rivals Benfica and reached the quarterfinals of the Champions League.

Herrera, who has made 70 appearances for Mexico, joins the La Liga side following the imminent departure of Atletico midfielder Rodri, who is set to...