Pittsburgh synagogue massacre

This 2017 photo provided by fellow congregant Barry Werber shows Richard Gottfried carrying a Torah outside the Tree Of Life building in Pittsburgh. Gottfried, who for 2018's Rosh Hashana had blown New Light's shofar _ the ram's horn trumpet traditionally sounded to welcome the High Holy Days _ was among the 11 killed by an anti-Semitic gunman on Oct. 27, 2018. (Barry Werber via AP)

FILE - This undated Pennsylvania Department of Transportation photo shows Robert Bowers. Bowers is charged with killing 11 worshippers at a Pittsburgh synagogue. The U.S. attorney's office in Pittsburgh filed a notice of intent Monday, Aug. 26, 2019 to seek the death penalty against Bowers in last year's attack. (Pennsylvania Department of Transportation via AP, File)

FILE - In this Aug. 5, 2013, file photo hundreds participate in a candlelight vigil at the Sikh Temple of Wisconsin to mark the one-year anniversary of the shooting rampage that left six dead in Oak Creek, Wis. The white supremacist gunman, who wounded five other worshippers and an Oak Creek police officer, killed himself in the parking lot. (AP Photo/Morry Gash, File)

FILE - In this April 30, 2019 file photo John T. Earnest appears for his arraignment hearing in San Diego. Federal officials announced Thursday, May 9, 2019, that they have filed 109 hate crime charges against Earnest accused of opening fire in a Southern California synagogue on April 27, the last day of Passover, a major Jewish holiday. (Nelvin C. Cepeda/The San Diego Union-Tribune via AP, Pool, File)

File - In this Sunday, Dec. 2, 2018 file photo, a menorah is installed outside the Tree of Life Synagogue in preparation for a celebration service at sundown on the first night of Hanukkah, in the Squirrel Hill neighborhood of Pittsburgh. A gunman shot and killed 11 people while they worshipped Saturday, Oct. 27, 2018 at the temple. Israeli researchers reported Wednesday that violent attacks against Jews spiked significantly last year, with the largest reported number of Jews killed in anti-Semitic acts in decades, leading to an "increasing sense of emergency" among Jewish communities worldwide. (AP Photo/Gene J. Puskar, File)

Rabbi Yisroel Goldstein, right, is hugged as he leaves a news conference at the Chabad of Poway synagogue, Sunday, April 28, 2019, in Poway, Calif. A man opened fire Saturday inside the synagogue near San Diego as worshippers celebrated the last day of a major Jewish holiday. (AP Photo/Denis Poroy)

Heavily armed San Diego police officers approach a house thought to be the home of 19 year-old John T. Earnest, who is a suspect in the shooting of several people in a Poway synagogue, on Saturday, April 27, 2019, in San Diego, Calif. A gunman used an AR-type assault weapon to shoot worshippers at Chabad of Poway, San Diego County Sheriff William Gore said. (John Gibbins/The San Diego Union-Tribune via AP)

Two people hug as another talks to a San Diego County Sheriff's deputy outside of the Chabad of Poway synagogue, Saturday, April 27, 2019, in Poway, Calif. A man opened fire inside the synagogue near San Diego as worshippers celebrated the last day of a major Jewish holiday. (AP Photo/Denis Poroy)

FILE--This file photo from Feb. 11, 2019 shows a temporary barrier around the Tree of Life Synagogue in Pittsburgh where 11 people were killed and seven others injured during an attack on in October of 2018. The synagogue is inviting young people worldwide to submit artwork in an art project called "#HeartsTogether: The Art of Rebuilding." to cover adjacent fencing that surrounds the still-shuttered building. They are looking for "original, uplifting images and graphics" to be printed on windscreens that will cover the temporary perimeter fencing. (AP Photo/Keith Srakocic, File)