Russian President Vladimir Putin will participate via video link RIO DE JANEIRO, July 6. /TASS/. Russian Foreign Minister Sergey Lavrov has arrived in Rio de Janeiro for a BRICS summit, according to a TASS reporter. The minister will lead the Russian delegation at the event from July 6-7. Russian President Vladimir Putin will participate via video link. On the sidelines of the summit, Lavrov is scheduled to participate in multilateral meetings, where the heads of delegations will talk about