The Maryland State Board of Elections said Friday that is looking into concerns about the potential for fraud with the online petition-gathering system being used by opponents of a new law that grants college tuition breaks to in-state illegal immigrants. In a May 31 letter to elections officials, the American Civil Liberties Union of Maryland asks for a review of the online system’s legality. The group MDPetitions.com is using the system to mount what appears to be a highly effective campaign to put the new law on hold. If the group collects 55,736 valid signatures — or 3 percent of...