KANSASCITY,Mo.(AP)鈥?AlexSmithtreadscarefullywhensubjectoftheSanFrancisco49ersisbroached.Hepolitelytalksaboutthepositivedayshespentwiththem,WBCJerseys2017,andthenseemstousheralongtheconversationwhenevertheirdivorceisbroughtup.Afterall,he'swiththeKansasCityChiefsnow.Noneedtodwellonthepast.