Jan. 26 (UPI) -- With one week to go before presidential elections scheduled for Sunday, Feb. 1, Costa Rica closed its campaign season amid a polarized political climate and with the ruling party leading most opinion polls. In recent weeks, multiple surveys have shown Laura Fernández Delgado, candidate of the ruling Partido Pueblo Soberano, holding first place with support levels close to 40%. That figure would be enough for the former cabinet minister to secure a first-round victory. However,