He faces former world indoor 1500 silver medalist Daniel Kipchirchir Komen. 2016 winner and home favorite Carla Salomé Rocha leads the women's race.
He faces a field with seven sub-2:10 men and New Zealand's Jake Robertson (60:01 half PB) making his marathon debut.
In the women's 1500, Morocco's Rababe Arafi got an upset win over world 5000 champ Hellen Obiri, Ethiopia's Taresa Tolosa (3:37.41) beat out Poland's Marcin Lewandowski in the men's 1500 and Adam Kszczot ran 1:46.75 to win his fourth straight race of 2018. *Full Results