Julieta Correa, the sister of Atletico Madrid footballer Angel Correa, has been arrested by police in Argentina in the city of Rosario along with a member of Los Monos drug cartel.
The member of the gang was being looked for in relation to attacks on members of the judiciary.
Although Julieta Correa was not wanted in relation to these attacks, the 20-year-old was still taken into custody.
This is not the first incident that has linked Angel Correa with Los Monos.
He had to testify at the start of 2018 during a trial that saw 25 sentenced.