Sergei Filin, 43, was approaching his home around midnight Thursday when the unidentified attacker flung the concentrated acid at him, causing severe burns to his face, the state-run news agency RIA Novosti reported Friday.

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Eleven were treated for the effects of pepper spray, which burns the eyes and nose, causing coughing, gagging and shortness of breath.

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Storm, host of ESPN's morning "SportsCenter, " was using a propane gas grill outside her Connecticut home three weeks ago when it exploded, ABC said, causing her first- and second-degree burns.

CNN: Sportscasting pioneer returns to TV after serious burns