Tech megabillionaire Elon Musk and President ‌Donald Trump’s newly appointed White House chief of staff, Stephen Miller, ​will likely be targets of congressional probes when Democrats take control ⁠of Congress. | Photo Credit: Evan Vucci Tech megabillionaire Elon Musk and President ‌Donald Trump’s newly appointed White House chief of staff, Stephen Miller, ​will likely be targets of congressional probes when Democrats take control ⁠of Congress in January, a senior lawmaker said on Sunday.California Representative Robert Garcia, who is in line to chair the powerful House Oversight Committee next year after Democrats’ sweeping midterm election victory, ‌said investigations will focus on…