A recent report by Georgetown University analysing hundreds of hours of Chinese state television, newspapers and blogs says China's nuclear arsenal may be many times larger than previously thought.<br /><br />The report says China could have as many as 3,000 nuclear warheads, a significant increase from the previously estimated high of 400.<br /><br />Al Jazeera spoke to Dr. Phillip A Karber, a Georgetown University professor and chief author of the report.
