Mack Trucks showed its support for breast cancer awareness for the month of October by situating an all-pink Pinnacle axle-back Class 8 tractor outside of its Greensboro, NC, headquarters; joining others – from concrete haulers to firefighters – in customizing their trucks to bring more attention to this deadly cancer. National Breast Cancer Awareness Month, which occurred in October this year, is a nationwide effort to increase awareness concerning one of the most common cancers among women in the U.S.