This whole thing was seriously freaking Tosh out. But she was mostly concerned about Jack and Kyoko both. She hoped that Tyler could look after her because she didn't think the gunman was going to let her go over there.
Rose however didn't seem to care that there was a gun pointed at her when she heard the word explosion. She just got down onto her knees, trembling. "Why are you doing this? Why blow everyone up?" They were going to have to do something. And soon. She gave Tyler a Look.