No “and”. They know Cruz will be self-limiting because he will not move away from his hardcore conservative principles thus he will not be able to win.
Trump is the threat and he’s the only one in the crosshairs. They will go after him on his positions, his business reputation, and his personal stuff like the bogus KKK story.
They think if they buy enough advertising they can make more people turn away from Trump. Some may, but we wouldn’t be having this conversation if those methods worked.
Jeb!s former communications director will be running the new superPAC, so that right there tells you something about how effective it will be.