Hook? >> reporter: -- and his conservative base. >> they're the nra, they're friends of mine, they backed us all, they're great people. >> reporter: this week, mr. trump appeared open to modest gun reforms, including a bill that would ri ward states that improve reporting to the fbi's background check system. a ban on bump stocks. though that would likely be challenged in court and raising the minimum age to buy an ar-15. >> we're going to raise the age to 21. >> reporter: the nra opposes that change. but facing several rallies and boycotts, nefrl republican lawmakers including florida's gover...