call into question(to cause doubts about something • The fact that a party can be voted into power by a minority of the electorate calls into question the country's electoral system. CALD. to make people doubt something His report calls into question the earlier reports we had. [=his report makes us feel not certain that the earlier reports were true] This news calls her loyalty into question. [=makes people doubt that she is loyal]. MWALD Alexander Demidov)
question(And recently, the hoax theory has reportedly surfaced again online, with renewed allegations that the closest NASA's gotten to Mars has been Arctic Canada. Some of those weighing in on the matter, in fact, seem to question the notion that Mars itself exists at all.coasttocoastam.comART Vancouver)