The world is in shock today after the news of bombings in both Cairo and Istanbul broke.

The bombing of a football stadium in Istanbul has killed 38 and left 166 injured.

And the bombing of the coptic cathedral in Cairo has killed 25 people.

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Such incredibly sad news has rocked the globe and Twitter users worldwide have come together the express their shock and grief online.

Tributes for Istanbul…

Sending love…

Sending so much love and peace to Istanbul and Cairo right now. #abbie

— Hits 943 (@Hits943) December 11, 2016

A horrible disregard for human life…

Horrible disregard for human life… Death toll in Saturday’s #Istanbul bombings at 38, claimed by TAK https://t.co/JqlDSEp5qi

— Vanessa H. Larson (@vanessahlarson) December 11, 2016

A simple message…

And tributes for Cairo…

A simple plea to stay safe

And to stay strong, which is equally important

My prayers go out to Christian Coptic people of Egypt cowardly targeted this morning. Stay strong. #Cairo pic.twitter.com/IuA3cKEmmv

— Kichu Kannan Namo BJP (@Kichu_chirps) December 11, 2016

The fact of the matter….

Depressing news out of Egypt https://t.co/i5x4vEHTAM

— Hany (@HanyIbr) December 11, 2016

Black Sunday

With a deeply broken heart- One more BLACK SUNDAY for Christians in Egypt… Center of Gravity Strategy: “Hit them where it really hurts” https://t.co/1WQJkOBmHO

— George Salama (@GeorgeSalama) December 11, 2016

A devastating blow to the Catholic Church

For Coptic Christians, an attack on Saint Mark’s Coptic Orthodox Cathedral is like an attack on the Vatican. #Egypt #Cairo

— Ian James Lee (@ianjameslee) December 11, 2016

At least 25 are dead after an explosion inside what probably is Egypt’s most important church (via @MadaMasr) https://t.co/Zeoc5Ft5fz

— Jahd Khalil (@jahdkhalil) December 11, 2016