Nevertheless , they fought back with machine fire and rolled grenades down to slope towards the attacking Japanese .
The artillery and mortars began inflicting casualties on Australians , who had nothing with which to counter the indirect fires ranging in on them .
Australians fought back with machine fire and rolled grenades down to slope towards the attacking Japanese .
The artillery and mortars began inflicting casualties on Australians , who had nothing with which to counter the indirect fires ranging in on them .