Number of participant of "Eurovision-2011" Alexey Vorobyov is in jeopardy

Number of participant of "Eurovision-2011" Alexey Vorobyov, who will represent Russia seventh in the first semifinal on May 10 in Germany, is in jeopardy because of illness backing vocalist. On this radio station Ekho Moskvy reported itself Alexei Vorobyov. However, Alexei Vorobiev hopes that accompanied him at the scene may withdraw his vocal coach, but so far it does not give accreditation.