RAWALPINDI - An insane man killed his younger brother with a hammer during a quarrel triggered over some domestic dispute in their home located at Saddat Colony, Shamasabad, in the limits of Police Station  Sadiqabad here on Saturday.

The killer was arrested by police along with hammer used in the murder besides filing a murder case. According to SHO Police Station Sadiqbad Malik Allah Yar, a brawl occurred between two real brothers Kabir and Tanveer at their home over some domestic dispute.