Trump presses fraud concerns as panel begins investigation

By Roberta Rampton and Doina ChiacuWASHINGTON (Reuters) - U.S. President Donald Trump pressed his unproven claims of voter fraud on Wednesday at the first meeting of a commission he created to study the issue, and implied states that did not share voter data with the panel had something to hide.The panel has faced lacerating criticism from Democrats and voting rights groups that argued it could be a vehicle for changes that would make it harder for lawful voters to cast ballots - and by a number