Panic tore through a school in northeast Brazil after a teenage boy opened fire, killing two staff members and wounding two others, including a student, as terrified pupils scrambled to flee by climbing over a wall, authorities and a witness said. A 13-year-old boy was arrested in connection with the attack at Sao Jose Institute in Rio Branco, the capital of Acre state, according to a statement from the local government. A witness said that as the gunfire erupted, some students tried to escape by scaling a wall that…

Arsenal's young gun, Ethan Nwaneri, dazzled with two goals in a resounding 5-1 triumph over third-tier Bolton during the English League Cup on Wednesday. Seventeen-year-old Nwaneri made waves in his first senior start, while newcomer Raheem Sterling netted his inaugural goal since swapping Chelsea for Arsenal. On a night when Arsenal’s upcoming stars shone bright, Jack Porter, aged 16 years and 72 days, set a new benchmark as the club's youngest starting goalie, besting Cesc Fabregas' record of 16 years and 177 days.…