The manaccused of killing a mother and sonwas shot seven times during an exchange of gunfire with police.
James Simpson was unable to appear in court on Tuesday because he's still in the hospital paralyzed. His arraignment has been pushed back one month.
The shooting happened last month near El Capitan Way and Iron Mountain Road. Felecia Wimberly-Hughes and Branden Hughes were killed while trying to help a neighbor.
Las Vegas Metropolitan Police Department K9 officer Nicky was killed by friendly fire during the shootout.
