State Sen. Jarrett Coleman has challenged roughly 519 overseas voters who filed mail ballots in Lehigh County.

Out of nearly 27,000 military and overseas ballots cast in Pennsylvania in 2020, 1,363 — or 5% — were rejected. That’s a higher rejection rate than all but one state, according to federal data.

In 2020, states sent more than 1.2 million ballots to military and overseas voters. Of those, more than 900,000 were returned and nearly 890,000 were counted, according to data collected by the U ...