SAN FRANCISCO (CBS SF) — Two people have been detained after a shooting on Market Street in San Francisco Thursday afternoon, a police spokeswoman said.

Officers on patrol in the 1000 block of Market Street between Sixth and Seventh streets heard shots fired shortly before 3 p.m. and were able to detain the pair and recover a weapon, San Francisco police spokeswoman Officer Grace Gatpandan said.

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No one appears to have been struck in the shooting, which prompted the closure of Market Street and the re-routing of Municipal Railway buses around the area, Gatpandan said.

Eastbound Market Street has since reopened and the westbound side will reopen shortly, Gatpandan said shortly after 4 p.m.

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The two people detained will be taken to a police station for questioning, she said.

The SFMTA was reporting that metro service was moving slowly between the Powell and Montgomery stations at around the same time due to a possible intruder, but there was no word if the two incidents were related.

About ten minutes later, the SFMTA Tweeted that the delay had been cleared.

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No other information was immediately available.