Opinion polls give leftwing anti-austerity Syriza party a clear lead, but the party may not win enough seats to govern aloneAfter five punishing years of austerity and recession, Greeks have begun casting their votes in a high-stakes election that could set their battered country on a collision course with the European Union.Final opinion polls on Friday showed Syriza, which has pledged to overturn austerity and renegotiate Greece’s debt mountain, with a lead of between four and seven percentage points over its main rival New Democracy, with one poll putting the radical leftist party 10 points clear. Continue reading...