This article by Diane Jeantet and Mauricio Savarese is published by AP News. Here is an excerpt:

The killing of a leftist party official allegedly by a supporter of President Jair Bolsonaro is raising fears of an increasingly violent campaign ahead of October’s highly polarized elections in Brazil.

Police said federal prison guard Jorge José da Rocha turned up uninvited Saturday night at the leftist-themed birthday party of Marcelo Arruda, a local Workers’ Party official in the city of Foz do Iguaçu. Witnesses said Da Rocha shot Arruda after shouting his support for Bolsonaro.

The mortally wounded Arruda, also a municipal guard and a staunch supporter of the candidacy of former President Luiz Inácio Lula da Silva, fired back and wounded his attacker, who is now in a hospital, authorities said.

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