Sound Transit decided to ask voters to raise the sales tax to fund an extension of the Seattle area’s light rail system.

The projects would paired on this fall’s ballot with a package of road improvements. It’s hardly a done deal, with Snohomish County officials objecting that projects in other areas would be a higher priority and with the potential for the line to stop short of serving downtown Redmond. And another problem: Projects wouldn’t be finished until 2027.