The spending bill President Trump signed into law last week includes enough money to replace machines that leave no paper trail. But it seems unlikely that's how the money will be spent.

(Image credit: Joe Raedle)

Senators released a list of recommendations Tuesday that included an urgent call to give states more money and information to improve their elections.

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An email sent to the campaign of former Gov. Phil Bredesen seemed to indicate "unauthorized access to campaign-related information," according to a letter sent to the FBI.

In tight elections, the loser often calls for a recount. But recounting ballots might not be easy in states that use paperless machines — including the presidential battleground state of Pennsylvania.

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Experts have long warned that America's patchwork of old and unsecured voting systems leaves votes vulnerable to tampering — and in ways that wouldn't have to involve a foreign attack.

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Election Day brought the usual reports of malfunctioning voting machines, and voting-rights lawyers said they received reports from Pennsylvania that some residents were erroneously being told they needed photo ID. But even in battleground states, there were few reports of major problems by late evening.

(Image credit: Alan Diaz)