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PITTSBURGH (KDKA/CBS) — Mayor Bill Peduto says Pittsburgh is wishing New Zealand peace after dozens were killed in shootings at two mosques.

The shootings happened in Christchurch, New Zealand, on Friday.

The New Zealand national flag is flown at half-mast on a Parliament building in Wellington on March 15, 2019, after a shooting incident in Christchurch. (Photo Credit: MARTY MELVILLE/AFP/Getty Images)

At least 49 people were killed and more were injured. One person has been arrested and charged with murder.

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On Twitter, Mayor Bill Peduto tweeted at Lianne Dalziel, the mayor of Christchurch, saying, “The people of Pittsburgh are with you and our brothers and sisters in Christchurch. Wishing you peace on this horrendous day.”

A Pittsburgher asked Peduto on Twitter to “make sure to protect our Muslim community [Friday] as we grieve with New Zealand.”

Peduto responded, saying, “Already on it.”

Pittsburgh Public Safety officials say they have been in contact with local Islamic leaders in response to the attack and will be increasing patrols at mosques and other locales.

Law enforcement officials in New York and Los Angeles say they are increasing security forces at mosques Friday.