WICHITA, Kan. — Tea Party favorite Sen. Ted Cruz (R-Texas) waded into the Kansas Senate race Thursday, touting beleaguered Republican incumbent Pat Roberts as the contest’s only true conservative. The conservative hero's support is crucial as Roberts tries to energize his campaign and ward off a challenge from well-funded independent Greg Orman in a race that could jeopardize the GOP's hopes of winning Senate control. Cruz vouched for Roberts despite raising money earlier in the cycle for the Madison Project, a conservative group that supported Roberts’s primary challenger Milton Wolf. Wolf has not yet endorsed Roberts in the general election....