Google-underseaCable-011618.jpg Google plans to commission three underwater cables in 2019 as part of efforts to expand its cloud business amid stiff competition from rivals Microsoft and Amazon. The three fiber-optic subsea cables will run across different routes. Google noted that it has spent $30 billion to improve its infrastructure over three years.

ATT-5G-010418.jpg Telecom giant AT&T Inc. said it expects to become the first U.S. carrier to introduce mobile 5G service in a dozen U.S. cities by late 2018. In addition, the company expects to trial 5G technology with businesses of all sizes across industries.

Follow RTT