Can a state terminate a parent's constitutional right to raise her child based solely on hearsay evidence, where the state's burden of proof at a fitness hearing is clear and convincing evidence pursuant to Santosky v. Kramer

Can a state terminate a parent's constitutional right to raise her child based solely on hearsay evidence, where the state's burden of proof at a fitness hearing to to prove unfitness by clear and convincing evidence pursuant to Santoskv v. Kramer .