The number of people killed in landslides and flooding in the city of Petrópolis in Brazil has risen to 78, local media reported on Wednesday citing the city administration. According to the report, at least eight children were among the victims. Mayor Rubens Bomtempo has warned that the actual death toll could be higher, according to the news agency Agência Brasil. It remains unclear how many people are missing. At least 80 houses are said to have been hit by a mudslide and more than 377 people had to leave their homes in the city, situated in the state of Rio de Janeiro north of its neighbou…