A big hole in homeland security is railway engineer screening and hijacking prevention. There is nothing to stop a rogue engineer, or an ISIS terrorist, from driving a train into the Pentagon, the White House or the Statue of Liberty, and our government has done fuck-all to prevent it.
No shit.
But Tiwan wants China to fuck the fuck off. And hopefully if China ever pushes the issue, the Tiwan Straight seabed gains some new artificial reefs courtesy of the Chinese military.