DIAMOND BAR (CBSLA) – One person was killed when a car slammed into a guardrail along the 60 Freeway in Diamond Bar Monday morning.

Jan. 13, 2019. (CBS2)

The crash occurred along the eastbound 60 Freeway at South Lemon Avenue at around 5:30 a.m., according to California Highway Patrol.

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One person was pronounced dead, Caltrans reports. Their name and the circumstances of the wreck were not confirmed.

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A Sig Alert was issued and one lane was blocked for several hours while Caltrans crews cleared the debris and repaired the guardrail.

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The freeway was fully reopened at about 10 a.m.