It has been strangely silent. Shouldn't he have entered a plea by now? If both sides are building up a case, certainly the prosecution should know what they are arguing against: Not guilty? Not guilty by reason of insanity?
In regards to sister DH, I'd like to posit a theory that's gone unmentioned. I have worked with the elderly for many years and she has multiple signs of an emerging dementia syndrome. Locking her keys in her running car, her confusion and slow reaction upon discovering her sister unresponsive...