Gyan is Ghana's all-time leading goalscorer with 51 goals in 106 appearances for the national team
The host nation are seeking to extend their record of eighth continental titles on home soil
Semenya will be part of the "greatest field of women distance runners ever assembled on American soil".
He is Ghana’s all-time top goal scorer in the national team with 51 goals in his 106 appearances.
Galatasaray have 69 points from 33 games, three points more than Istanbul Basaksehir with a game to go.
The tournament is scheduled to start on June 21 and will end on July 19.
Zamalek now have to overturn the deficit if they are to lift the Confederation Cup trophy.
TS Galaxy stunned Kaizer Chiefs 1-0 in Durban Saturday to become the first second-tier club to win the South African FA Cup