SACRAMENTO — A disability rights advocate drowned in a bizarre accident when she fell into the Sacramento River in her wheelchair after watching Fourth of July fireworks. Laurie Hoirup's husband, Jacob Hoirup, tells the Sacramento Bee (http://bit.ly/29mKqJs) the accident happened after she and several other people were getting off a pontoon at the Sacramento Marina Monday night after watching fireworks on the boat. He says the 60-year-old woman was on a ramp between the boat and dock when the boat shifted and caused the ramp to fall into the water, bringing her, her husband and some others down with it....