NEW YORK (Reuters) - Losses from the theft of cryptocurrencies from exchanges and fraud-related activities surged in the first quarter of the year to $1.2 billion, or 70 percent of the level for all of 2018, cybersecurity firm CipherTrace said on Tuesday. The value of losses from crime in the digital currency sector in 2018 hit $1.7 billion. But cryptocurrency crime has ballooned as t...