Following Wednesday's terror attack near the Houses of Parliament and Westminster bridge, many are showing solidarity and support to the people of London by sharing heartfelt tributes and sharing their thoughts and prayers on social media using the hashtags #WeAreNotAfraid and #PrayForLondon.
Stars from around the world are showing their support:
Adele
Whilst on stage in New Zealand, Adele dedicated her song Make You Feel My Love to the victims and revealed that she felt "very strange" being so far away from her hometown.
"Today there was a terror attack in my home town of London. I feel very far away and very strange not being at home. All I want to do today is just be at home and be with my friends and family.
"Everyone [I know] is fine, but there are four people that aren’t fine.
"So let’s dedicate this to them tonight and to my hometown which is my soulmate. This is Make You Feel My Love."
**James Corden **
James paid tribute to his "vibrant and diverse" home city by recording this video for the Late Late Show.
**Barack Obama **
The former president of the United States tweeted: "My heart goes out to the victims and their families in London. No act of terror can shake the strength and resilience of our British ally."
Sadiq Khan
London mayor Sadiq shared this message of hope:
**The Royal Family **
Her Majesty The Queen sent this message to the Acting Commissioner of the Metropolitan Police.
**Scarlett Moffatt **
The Gogglebox star paid tribute to our amazing emergency services who willingly ran towards danger to help.
"Our police force, paramedics & emergency services are absolute heroes! Underpaid and over criticised, heroes! #staysafelondon"
**David Beckham **
David shared a heart-warming post on Instagram that read: "My thoughts are with those who lost loved ones and were injured in London. Prouder than ever of our great city and the people that protect us."
Phillip Schofield
The This Morning presenter tweeted last night: "Watching the news and sending so much love to anyone caught up in this atrocity #London."
And on today's episode of This Morning, Phil and Holly Willoughby interviewed Tony Davis, the man who performed CPR on injured police officer PS Palmer. As Holly thanked him, Tony insisted "I'm not brave, I'm not a hero."
Stormzy
The London-born grime artist tweeted: "My thoughts and prayers are with the families of all those affected ❤️�"
Katy Perry
Katy tweeted: "Sending love to London."
Lily Allen
Lily simple tweeted: "London I love you x"
**Catherine Zeta-Jones **
Actress Catherine posted a poignant photograph of Big Ben, captioned: "Big Ben stands strong today, as does the strength and character of the British people. Sending my thoughts and prayers."
**At tube stations across London, staff are writing poignant messages on service information boards. **