Rising demand for hypersonics, aerospace, and industrial applications is increasing competition for this durable metal.

He is also adept at blocking field goals. The 49ers have an opening in their nickel defense, and Riley has a chance to put his ball-hawking skills to immediate use. He might be best-suited to ...

In 45 career games, the 23-year-old defensive back notched 166 tackles, 15 pass deflections and six interceptions.