Two people have died of their wounds in the Texas mass shooting, raising the death toll in the massacre to 22.
A 21-year-old Dallas resident is in police custody for the El Paso killings, with Texas Governor Greg Abbott claiming it was a hate crime.
In total, 31 people have been killed in back-to-back shootings during the weekend in El Paso and Dayton, Ohio.
US President Donald Trump, who is planning a visit to the stricken community, has blamed the internet and violent video games for fostering violence.

US launches new strikes on Iran after shipping attacks
Iran targets sites in Bahrain, Kuwait after wave of US strikes
At least 21 killed in landslide in China's Gansu as rescue efforts end
Cargo plane missing off Karachi coast after navigation problem
Trump says US will lift sanctions on Turkey, heaps praise on Erdogan
