Live blog and live stream: Google's Android, Chrome, Nexus event

Google is expected to unveil the next generation of its Nexus tablets on Wednesday in its latest challenge to Apple's market-leading iPad and Amazon's Kindle Fire along with an updated version of the Android operating system, believed to be version 4.3. The new Nexus tablets are likely to be the main attraction at a San Francisco event being hosted by Google executive Sundar Pichai, who oversees the company's Android and Chrome operating systems. Google hasn't revealed the reason for the event. Live updates and live streaming to begin at 9:30 pm IST.

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