PROTESTER THROWS ROCKS AT RIOT POLICE IN BRAZIL

RJO03:BRAZIL-TELECOMS:RIO DE JANEIRO,29JUL98 - A protester throws rocks at police positions near the stock echange in Rio de Janeiro July 29, during a protest against the privatization auction of the national telecommunications monopoly Telebras. Police shock troops attacked demonstrators with clubs and tear gas, driving them back some 10 blocks from the stock exchange. Several were injured during the violent exchanges. gn/Photo by Gregg Newton REUTERS