White sign with "Coexist" written in multiple colors. Many of the letters in "Coexist" have been replaced by interfaith symbols, including the crescent moon, peace symbol, Star of David, yin-yang, and a cross. The hashtag, "Pghstrong" appears in the upper center, followed by a yellow heart. Three additional hearts, outlined in red marker, appear throughout. Blank back.

Summary: KDKA-TV report providing a history of mass shootings in the Pittsburgh area between 2000 and 2018.

Poster with short messages and multiple signatures from students at the St. Joseph Catholic Parish Religious formation written in various colored markers.

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside has faded due to water damage; the remaining text reads: "Hello we would like to send some thoughts, love, and positivity during this time because you matter." The church's contact information is included on the back of the envelope.

Wooden pedestal painted white with white Star of David and red heart affixed to front. Handwritten in pencil and black marker on the Star of David is the name "Sylvan Simon." Collaged onto the heart are white pieces of paper and a translation of Psalm 34:18: "The Lord is close to the broken hearted and saves those who are crushed in spirit." Accompanying image shows all 11 Stars of David in the series.

Typed text on paper with gray background and blue and gold accents and logos for Holocaust Center of Pittsburgh and the University of Pittsburgh. Text lists speakers and supporters for event.

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside contains prayers for peace and unity. The church's contact information is included on the back of the envelope.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of the words: "Be Strong" and other floral and geometric motifs. The back contains a handwritten note, as well as a sticker with the stock signature: "From your friends at West Allegheny Middle School."

Envelope and floral tag with ribbon addressed to David and Cecil Rosenthal. The tag features an illustration of four birds with various flora and fauna on their heads. The tag reads: "David and Cecil, You two were the stalwarts of TOL [Tree of Life]. You loved them and they loved you. I'm sorry I didn't give you 75 cents for pop that time. Michele."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Our hearts ache and break for and with you. We are with you in this and will remain prayerful as you walk through this incredible loss. With much love, Mary Jo [last name redacted]."

Poster with collage of photographs showing scenes of interfaith support and a quotation of Ecclesiastes 4:9-12.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Sorry for your loss. We will remember you. P.S. We will pray for you. Aden."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Love, Pray, Peace- We [?] all overcame-." It is dated 11/04/18 in the bottom left corner.

Card from the Friendship Circle of Illinois. The front cover reads: "From Eli [last name redacted] Chicago, Il." The inside reads: "To the Jewish community of Pittsburgh sheyichyu (may they live), We were all so sad when he heard the news. We all hope very soon there will be tichiat hameitim (resurrection of the dead). My hachlata (resolution) is to look in my siddur (prayer book) while I daven (pray)." Spelling errors corrected for clarity.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a flower with geometric motifs. The back contains a handwritten note, as well as the stock signature: "From your friends at West Allegheny Middle School."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "My prayer and heart are with you all. May God's Grace lift yours in this time of sorrow-." Signed with a heart symbol.

Post-it note with handwritten message in black and red marker. The message reads: "God bless all people of Pittsburgh. Our hearts are with you. [Heart]."

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside reads: "Our thoughts and prayers are with you all. God is with you always. God Bless." The church's contact information is included on the back of the envelope.