ALSO NOTED: Indian telcos can share infrastructure; Nokia boosts low-end handset portfolio for upgrades; and much more...

> See photos of Wednesday's CTIA Wireless keynote here. 

> See the Day One CTIA Wireless keynote slideshow here.

> Check out all our coverage of CTIA Wireless at CTIA Live. Site

> Bango publishes benchmarking data for mobile advertisers. Article

> Indian telcos can share infrastructure. Article

> Nokia boosts low-end handset portfolio for upgrades. Article

> AdMob claims 20bn ads served since 2006. Article

And finally... Mobile phone industry: Tumour study 'very selective'. Article 

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