Incident in Spain took place days after collision between two high-speed trains in Andalucía that killed at least 42A commuter train has hit a collapsed retaining wall near Barcelona, killing the driver and injuring 37 people, four of them seriously, firefighters have said.Four people are believed to be in a critical condition after the incident in the Catalonia region of north-eastern Spain, a spokesperson for the region’s fire service, Claudi Gallardo, told reporters. Continue reading...