US President Donald Trump met with the Republican senators at the White House on Thursday and discussed with them about immigration and Deferred Action for Childhood Arrivals (DACA). After the meeting, Trump said that so-called chain migration provides a gateway for terrorism and threatens the economy. Likewise, visa lottery is bad for the US economy and security. Donald Trump stressed on the need for the legislative solution to the DACA programme for dreamers. He said the present immigration system is a failure.