After they expended their ammunition, Roberts used his rifle as a club and Johnson battled with a bolo knife.
From the en.wikipedia.org
Although he suffered from 21 wounds, Johnson, a sentry, fought with a rifle, bolo knife and his bare hands to repel a 20-soldier German unit.
From the timesunion.com
On December 7, 1972, an assailant, Carlito Dimahilig, tried to stab her to death with a bolo knife during an award ceremony broadcast live on television.