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SAN FRANCISCO – Defensive end Sam Okuayinonu, a potential starter on an already thin unit, did not accompany the 49ers as they flew out late Wednesday night to Australia. Okuayinonu has a foot injury ...

When 49ers defensive lineman Sam Okuayinonu hurt his foot in the final practice before the team flight to Australia, there was hope that he could make a later flight and still play in the opener. The ...

Artificial intelligence is being developed as a tool for productivity, research and business, yet the same technology has also prompted questions about risks that could extend far beyond the companies ...