Dr. Matthew Potts, a neurosurgeon at Northwestern Medicine, joins ABC News Live to answer questions about normal pressure hydrocephalus (NPH), the rare brain disorder impacting Billy Joel.

Temperatures remain below average for late May as we watch for increasing rain chances next week! Stock markets plunge after ...

The L.A. Times BuzzMeter panel sifts through several crowded fields in our roundup of the supporting categories for comedy and drama series.