Couple things....
Kalani still could gave done it, he would have had a purpose for shooting the radio, to buy him a datu time to get out of the tower.... Don't see much other purpose in shooting the radio. And it's been mentioned already but he and datu were not together the whole time.
A bit a foreshadowing maybe, but when Saul mentioned somebody needed to drive the hummer back. Anybody else get the feeling that he is gonna go on the look for Lizzie. Meaning we won't get back to her story till the choppers flying
And this is probably nothing but it bothers me. Angel said Lewis's hands smell like gas..... The generator runs on diesel