She has "a cast-iron stomach, " said Frank Ragen, a criminal-defense attorney in San Diego who has known Ms. Clarke for decades.

WSJ: Tsarnaev's Lawyer Has Background Of Capital Cases

"Conditions for e-commerce for this year are better than in previous years, " said Allyson Rodgers, analyst with the brokerage Ragen MacKenzie.

BBC: Internet shopping set for new record

Michael Wright, an analyst at the brokerage McAdams Wright Ragen in Seattle, compares Medtronic with Microsoft and calls it a good value play.

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