Another day, another public service strike, with 2000 firefighters and 17,000 health workers walking off the job nationwide. For both members of the Professional Firefighters Union and the PSA, it was their second strike action in a month, as battlelines with their employers harden. Industrial conflict over deadlocked contract negotiations in health, education and emergency services has the public sector in limbo, with more than 100,000 people taking action in the last month. Ruth Hill reports.