Updated On: 11 April, 2017 08:26 AM IST | | Agencies
<p>A man shot and killed his 22-year-old son in the US after an argument between the two over who would walk the family dog escalated into a shootout</p>


Washington: A man shot and killed his 22-year-old son in the US after an argument between the two over who would walk the family dog escalated into a shootout.