Brazilian Olympic marathon runner Daniel Ferreira do Nascimento has been reported missing more than a month after he disappeared from his hometown while serving a suspension for failing an anti-doping test. Nascimento, 28, was last seen leaving his home in Paraguaçu Paulista, São Paulo, around 7 p.m. on June 19, according to his mother, Valdirense de Paula Ferreira. After weeks without contact, Ferreira and Nascimento’s five siblings filed a missing person report on July 27. Authorities in São Paulo state are investigating his disappearance. On Tuesday, which marked Nascimento’s 28th birthday, his mother shared an emotional Instagram message pleading for his safe return.