BIRMINGHAM, Ala. (AP) — Officials in Birmingham, Alabama, pleaded Monday with members of the public for information leading to arrests in a weekend mass shooting that killed four people and injured more than a dozen others, announcing rewards totaling $100,000.

“We have a laser-like focus on hunting down, finding and capturing and making an arrest that leads to a conviction for those responsible for killing and shooting so many people, especially so many innocent people,†Mayor Randall Woodfin told The Associated Press Monday .

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