Athletic Bilbao´s Ustartiz Aldekoaotalora has gone on a season-long loan to Real Betis with an option to buy after the two clubs reached agreement on Thursday, according to Bilbao´s official website.
The 28-year-old has been left out of boss Marcelo Bielsa´s squad for much of the pre-season after the emergence of centre-back Mikel San Jos
