Some of Cuba’s sickest people are feeling the effects of the US energy blockade, with surgeries delayed, kidney dialysis treatments disrupted and children with cancer facing a higher risk of death, according to a report published Monday by Cuban state-run media. The survival rate for children with cancer has fallen to 65 percent from 85 percent before the energy restrictions began in January, according to the report released by Cubadebate. It also said 100,000 children younger than 7 are no long