A 15-year-old girl remains in a "critical"condition after being shot at a Arapahoe High School in Denver, Arapahoe County Sheriff Grayson Robinson told a news conference.
Two other students injured in the attack have been released from hospital.
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Shouts of "we are not afraid" rang out across Barcelona as people gathered to pay tribute to those caught up in the deadly terror attacks.
Showers often confined to northwest Scotland - filtering further south at times.
A Spanish court has released photos of four suspects they are hunting over the terror attacks in Spain.