Muslim gunman killed a woman and wounded five others at a Jewish center in Seattle, Washington, Friday afternoon, and police were protecting mosques as well as synagogues out of fears of retaliation.
A U.S. citizen, Naveed Afzal Haq, has been arrested and booked on a charge of murder and five charges of attempted murder.
The 31-year-old Muslim of Pakistani descent was angry at Israeli airstrikes in Lebanon, officials said.
One woman was killed and five others wounded, police said.
The five victims were hospitalized; three of the women were wounded critically while the other two victims, including a 37-year-old who is 20 weeks pregnant, were in satisfactory condition.