You will be given a definition of a task first, then some input of the task.
Generate an explanation for the given claim using the provided supporting material from the paragraph. Please consider the following points while generating an output. 1) The claim will always have supporting proof in the paragraph, and the paragraph will have a clear point of view supporting the claim. 2) There can be instances where direct correlation to the claim is not available. Make use of the sentences in the paragraph to provide a corresponding output supporting the claim. 3) The explanation should be at least one and at most twelve sentences long.

Paragraph: It is still rare for babies to get syphilis from their infected mothers, but figures released Tuesday show more than 900 cases were reported last year. That's more than double the number in 2013. Most cases were in the Southeast and Southwest. The last time the number was that high or higher was in the 1990s. In adults, cases of syphilis and other sexually transmitted diseases also are rising. Health officials say possible reasons include a wave of illegal drug use. They say women should be tested during pregnancy so they can be treated with antibiotics Syphilis can deform or kill babies. At least 77 of last year's cases were stillborn or died. Claim: Newborn syphilis cases in US reach highest level in 20 years.
Output:
The number of U.S. babies born infected with syphilis has reached the highest level in 20 years.