President Obama on Saturday urged the GOP-led House to act this summer on immigration reform following Senate passage of a sweeping measure two days ago, declaring, “now is the time.” “I do urge the House to try and get this done before the August recess. There is more than enough time,” Obama said in South Africa, his latest stop on a week-long trip through Africa. “This thing has been debated amply, and they have got a bunch of weeks to get it done. Now is the time,” Obama added during a joint press conference with President Jacob Zuma.… “I have...