News of Note—Samsung, AT&T, Verizon and T-Mobile

news of note

Here are some of the other stories we're following today:

> Samsung is building an AI research center for its mobile and consumer electronics businesses. Reuters article

> AT&T and Verizon topped a study ranking network performance on highways. Mobile World Live story

> T-Mobile touted the success of its six-second ads during the World Series. AdAge article

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