Over the last few days, they have been holding a test event at the Olympic stadium in Rio. American Brandon Johnson was third in the 800 in 1:46.12.
800 m 15 May
1 Lutimar Paes BRA 14 Dec 88 1:45.42 SB «
2 Kléberson Davide BRA 20 Jul 85 1:45.79 SB «
3 Brandon Johnson USA 6 Mar 85 1:46.12 SB «
4 Lucirio Antonio Garrido VEN 8 Apr 92 1:46.72 SB «
5 Tayron Reyes DOM 4 Jan 90 1:47.28 NR PB »
6 Jonathan Bolados CHI 24 Oct 86 1:50.04 « »
7 Leandro Paris ARG 16 Feb 95 1:51.53 « »
8 Aquiles Mauro Zuñiga CHI 5 Jun 86 1:52.60 « »
If someone has a link to full results, please post it.