The Supreme Court seemed likely Tuesday to block a $10 billion lawsuit Mexico filed against top firearm manufacturers in the U.S. alleging the companies have fueled cartel gun violence.

The Mexican government's lawsuit against U.S. gun companies is set to go before the U.S. Supreme Court on Tuesday.

Do U.S. arms manufacturers bear responsibility for the guns fueling cartel violence in Mexico? Mexico is arguing that case before the Supreme Court.

The 17-year-old was restrained after sneaking into a Melbourne airport and getting onto an aircraft, police say.

Police have commended passengers on a domestic flight in Australia who overpowered a 17-year-old boy armed with a shotgun as he tried to board the plane.

Passengers in Australia overpowered a teenage boy armed with a shotgun and ammunition as he attempted to board a plane on Thursday.