Oscar Vanegas Gonzalez , a Marine private first class who was born in Guatemala and came to the United States when he was 19 , became a citizen at the White House on Friday . President Barack Obama participates in a welcoming ceremony for military members . The ceremony takes on greater impact as a debate begins about immigration reform . Thousands of immigrant workers are flooding into the U.S. from Central America . Trains with immigrants bound for detention centers have been met by angry protestors .
President Barack Obama participates in a welcoming ceremony for military members . The ceremony takes on greater impact as a debate begins about immigration reform . Thousands of immigrant workers are flooding into the U.S. from Central America . Trains with immigrants bound for detention centers have been met by angry protestors .