An explosion at a bar in Madrid, Spain on Saturday injured 21 people, with three in a serious condition. Emergency services are on scene in the Vallecas neighbourhood, clearing rubble and assessing the damage.

• 21 people injured, with 3 seriously and 2 potentially seriously injured.
• The incident occurred at a bar in Madrid's Vallecas neighbourhood.
• Firefighters, civil protection, and medical services responded, deploying sniffer dogs and drones.