Trading on Brazil's stock exchange halted following Lula reelection

Brazil's stock exchange halted trading via a circuit breaker safety mechanism on Monday in the wake of President Luiz Inacio Lula da Silva's reelection, undoing bullish investor sentiment after his right-wing rival led the first round of voting earlier in the month. The real weakened around 12% against the US dollar in spot trading as trading in Brazil got underway and Bovespa stock index futures…