Home Affairs and Immigration Minister Tony Burke says he has blocked dozens of visas to protect ‘social cohesion’. NewsWire / Martin Ollman Home Affairs and Immigration Minister Tony Burke says he has blocked dozens of visas to protect ‘social cohesion’. NewsWire / Martin Ollman Credit: News Corp Australia The opposition is calling on Tony Burke to explain how he rejects visas after the border chief revealed he has blocked dozens of visas to protect “social cohesion”. Mr Burke holds a suite of powerful portfolios in the Albanese government, including home affairs and immigration. This gives him direct oversight of intelligence...