When the only American citizen President Trump singles out for China’s investigation is his political opponent in the midst of the Democratic nomination process, it strains credulity to suggest that it is anything other than politically motivated.
— Mitt Romney (@MittRomney) October 4, 2019
"strains credulity"
Mitt did follow up with a "bolder" statement:
By all appearances, the President’s brazen and unprecedented appeal to China and to Ukraine to investigate Joe Biden is wrong and appalling.
— Mitt Romney (@MittRomney) October 4, 2019