RIYADH, Saudi Arabia — Saudi Arabia says four more people have died from MERS, a newly discovered respiratory virus similar to SARS, bringing the total number of Saudi deaths to 32. Overall, nearly 40 people have died from the virus since September, mostly in Europe and the Middle East, according to local officials and the World Health Organization. Previously, MERS was known as "cornoavirus" before WHO officials dubbed it MERS, for“Middle East respiratory syndrome coronavirus." The Saudi Health Ministry also...