vatsalaKottarakara : Kerala Congress (B) chairman and former minister R Balakrishna Pillai’s wife Vatsalakumari (70) passed away on Wednesday at a private hospital in Kottarakara. She was rushed to the hospital due to heart-related ailments but could not be saved. Children: MLA and actor K B Ganeshkumar, Bindu and Usha. The last rites will be held on Thursday.