WASHINGTON (AP) — The U.S. Postal Service is warning states coast to coast that it cannot guarantee all ballots cast by mail for the November election will arrive in time to be counted, even if mailed by state deadlines, raising the possibility that millions of voters could be disenfranchised.

Voters and lawmakers in several states are also complaining that some curbside mail collection boxes are being removed.

Even as President Donald Trump rails against widescale voting by mail, the post office is bracing for an unprecedented number of mail-in ballots as a result of the coronavirus pandemic....