UPDATE 1-Soccer-Libertadores Cup last 16 summaries

May 8 (Infostrada Sports) - Summaries from the Libertadores Cup Last 16 matches on Thursday Thursday, May 7 Emelec 2 Emanuel Herrera 40, Miller Bolanos 73 Atletico Nacional 0 - - - River Plate 1 Carlos Sanchez 81pen Red Card: Teofilo Gutierrez 88 Boca Juniors 0 - - - Montevideo Wanderers 1 Matias Santos 54 Racing Club 1 Brian Fernandez 86 - - - Wednesday, May 6 Atletico Mineiro 2 Leandro Donizete 14, Leonardo Silva 90+4 Internacional 2 Lisandro Lopez 2, Valdivia 60 - - - Sao Paulo 1 Adrian Ri...