Gathering took place on eve of U.N. General Assembly
WNBA star last month sentenced to nine years in Russian penal colony
Reports indicate meeting to take place Friday
Victor Madrigal-Borloz traveled across country in August
Embassy Cultural Attaché Cherrie Daniels spoke with Blade on July 22
Brittney Griner remains detained in Russia
Homosexuality punishable by death in kingdom
WNBA star has been detained since February
Detained WNBA star's trial began in Russia on July 1
Emancipation Proclamation reached Galveston, Texas, on June 19, 1865
