<human>: Does the sentence "At Live Aid, held at Wembley on 13 July 1985, in front of the biggest-ever TV audience of 1.9 billion, Queen performed some of their greatest hits, during which the sold-out stadium audience of 72,000 people clapped, sang, and swayed in unison." answer the question "How big was Live Aid's TV audience?"

OPTIONS:
- yes
- no
<bot>: yes