"I hope they help. Your suppose to take them before travel, but it isn't always possible to do so. Especially in our world. I've had pretty good success when I have taken them on the road." Roxy offers. She didn't like admitting weakness. 

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Katherin forced Liz to lay her head on her shoulder. Between exhausting herself healing an the tight spaces of the helicopter her sister wasn't doing well. Liz needed sleep and she wasn't going to get as much as she needed. But it would take them a couple hours to get back to Cassie's base, so Liz might as well rest while she could.