Oscars 2014: As it happened

Key Points

• Gravity was the biggest winner of the night, picking up seven Oscars
• 12 Years a Slave wins the award for best picture
• Matthew McConaughey and Jared Leto win awards for best actor and supporting actor
• Lupita Nyong'o wins best supporting actress for 12 Years a Slave and Cate Blanchett wins best actress, the sole award for Blue Jasmine
• Alfonso Cuaron wins best director award for Gravity
• American Hustle fails to pick up a single award, despite being nominated in 10 categories.