When there are survivors we've just been sending them back. Likely some haven't been smuggling drugs at all, and even less to the US given the distance and the range of the boats. In 25% of coast guard drug suspicion induced stops near the US, the coast guard fails to find any drugs. Would you be ok with the US national guard going into Appalachian cities and killing doctors suspected of running pill mills without trial, by aerial bombardment, and with high rate of mistakes?