Republicans begin to grumble: Why haven't we repealed Obamacare yet?
(CNN) -- Donald Trump vowed as a candidate to kill Obamacare in short order. But more than two weeks into his presidency, some Republicans are starting to ask: What happened to repealing the law quickly?
The sentiment is beginning to simmer within the influential conservative wing of the Republican Party and hints at what could be the opening of an intra-party rift as the GOP's mission to overhaul the country's health care system appears to be losing steam.
In one faction are lawma...