Morning news brief: Police arrest suspect after gunman kills six at US July 4 parade, and more

The suspected shooter was taken in custody after a mass shooting during a July 4parade in Highland Park, Illinois claimed the lives of six people and injured dozens more.Prime Minister Mario Draghi has linked the collapse of the country's largest glacier in the Italian Alps, in which at least seven people died, to global warming.

Click on headlines to read more:

According to CBS News, Highland Park Police Chief Lou Jogmen confirmed that the suspect was 22-year-old Robert "Bobby" E. Crimo III and he was arrested by the authorities almost eight hours after the shooting.

Russian President Vladimir Putin hasordered Russian soldiers to press on deeper into Donbas after Russian victory in Lysychansk.

Prime Minister Mario Draghi said it was "without doubt linked to the deterioration of the environment and the climate situation".

Watch | Gravitas: World's biggest drill to contain China

Watch | Gravitas: How space travel can make your bones weak