Raiders take another shot at Chiefs tight end Travis Kelce

OAKLAND — The acquisitions the Raiders made in the offseason to upgrade their offensive and defensive lines and bolster their running game all paid dividends in their Week 1 win over the Denver Broncos.Now it’s time to see if the Raiders secondary, with Lamarcus Joyner but without Johnathan Abram, can slow down the Kansas City Chiefs and what is arguably the NFL’s best passing attack, led by quarterback Patrick Mahomes, receiver Sammy Watkins and tight end Travis Kelce.The Raiders host the …