"It's important for the campaign to have such prominent members of our community stand together and be willing to invest in making this important policy change," said Zach Silk, I-594's campaign manager. "We want to run a very competitive campaign."
Money starts to flow in for gun initiatives →
The Washington election may be the turning point, thanks in part to the Bezos' generous donation, Silk said.
Amazon CEO gives $2.5M for Wash. gay marriage law →