AP Top Health News At 4:30 p.m. EST

Malaria vaccine a letdown for infants

Calif. city plans to provide transgender surgeries

Obama's health care overhaul turns into a sprint

Meningitis outbreak toll: 438 cases, 32 deaths

Experts raise concerns over superhuman workplace

Calif. city plans to provide transgender surgeries

LA County voters mandate condom use on porn sets

Study: Looking old may be a sign of heart risks

Pfizer says FDA approves arthritis drug Xeljanz

Study: Stem cells from strangers can repair hearts