By Matt Atherton At least 60 people were killed and another 101 were reported missing in southern Brazil’s Rio Grande do Sul state due to massive floods, according to Sunday’s toll from local authorities. More than 80,000 people were forced to leave their homes due to flood damage, with approximately 15,000 taking refuge in schools, gymnasiums and other temporary shelters. The floods caused landslides, washed-out roads and collapsed bridges, leaving a wake of devastation across the state. Operators reported electricity and communications cuts, while more than 800,000 people are without a water…