SANTA ROSA, CA : Oxygen tanker truck crashes, causes explosion in California on Wednesday, 18th July 2018

An explosion involving a tanker truck delivering liquid oxygen to a California medical facility Wednesday prompted staff to evacuate patients on gurneys and wheelchairs, authorities said.

No patients or medical employees were injured in the blast around 2:30 p.m. that 911 callers said caused buildings to shake at the Kaiser Permanente outpatient facility in Santa Rosa, according to spokesman Joe Fragola.

The truck's driver was hospitalized with unknown injuries, the Press Democrat reported.

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