Abubakar Abubakar, a hunter's son in Kwara State has killed his younger brother Yusuf Abubakar while testing the efficacy of a bulletproof charm bought by their father. The incident happened Sunday in Dutse Gogo town in Kaiama, the centre of the Kaiama local government area Kwara. The hunter had just acquired the ‘protective’ charm. Before utilising the charm, he wanted to test it on his sons to test its efficacy.