Despite a concerted effort over the past couple weeks, polling data reliably shows that Donald Trump's opponents have failed to reduce his popularity. At this point, enough polls have been conducted to assess the impacts of the respective GOP candidates' choices of foreign policy personnel and viewpoints, as well as any personal attacks that have flown both ways. Trump's support at the national level is continuing to consolidate in the low to mid-40s, while Ted Cruz is stuck in the high 20s to low 30s.  Third-place candidate John Kasich oscillates between the high teens and mid-20s. These trends are unchanging.  Every now and then a poll will come out purporting to show a trend with either a loss or gain in Trump's support, often going to or coming from Cruz, but within a day or two, several more polls will appear returning the status quo. As the latest CBS News poll conducted April 8-12 shows, if Kasich drops out, the gap between Trump and Cruz...(Read Full Post)