Hundreds of protesters are marching through Melbourne's CBD, as the construction industry reels from a snap, two-week shutdown imposed overnight. MORE: https://ab.co/2XLI6cj Riot police are stationed to meet a growing crowd of protesters who first gathered outside the CFMEU headquarters but have now made their way to Parliament House. Authorities had urged people to avoid the intersection of Elizabeth and Victoria streets as hundreds of masked and unmasked protesters gathered outside the Queen V