I lost my son to suicide. Now I’ve lost the necklace I got to remember him. — After an unseasonably gray start of summer in the Pacific Northwest, a glorious stretch of sunshine and bluebird skies promised blooming wildflowers, pristine mountain lakes, and expansive views: perfect weather for hiking. My dusty, trail-worn, teal-colored summer daypack waited by the garage door, a faithful partner ready for the next…