mr. porter. it's mark, correct? >> yeah. >> do you mind if i call you mark? >> no. >> i just want to kind of touch base with you and talk about how you know them, how long you've known them. >> i've known gary since probably maybe 15, 20 years. he was my assistant superintendent. about gary's coin business. he had started dabbling in it as well. he told detectives details that suggested a fellow collector could have targeted the tyrrells. >> he's got people all over missouri that collect for him. and i know he goes to hotels and meets people and he runs ads in the paper. >> reporter: according to mark gary set up one of those meetings around the time of his death and it involved a lot of money. >> he was actual g $50,000 of gold for cash. it was actually a buyer who was going to give him $5 0,000 ll i >> reporter: he also mentioned text messages he'd seen on gary's phone from some other guy. >> gary asked me to read him some of the text messages. there were five in a row from a guy that he taught in a class that was asking for money. >> okay. >> and i have no

mr. porter, thank you for being by his side. covering back-to-back police shootings in the space of 48 hours. two black men killed, days apart. what will congress do about this? we'll talk to a democratic lawmaker about his ideas, next. you pay your car insurance premium like clockwork. month after month. year after year. then one night, you hydroplane into a ditch. yeah... surprise... your insurance company tells you to pay up again. why pay for insurance if you have to pay even more for using it? if you have liberty mutual deductible fund™, you could pay no deductible at all. sign up to immediately lower your deductible by $100. and keep lowering it $100 annually, until it's gone. then continue to earn that $100 every year. there's no limit to how much you can earn and this savings applies to every vehicle on your policy. call to learn more. switch to liberty mutual and you could save up to $509. call liberty mutual for a free quote today at see car insurance in a whole new light. liberty mutual insurance. >>> back-to-back pol

as of us porter mr. trump, lord, we know it's truly only you who can make america great again. would ask that we turn our eyes upon you lord. as our scripture says, i would ask that you give us one innocence spirit, purpose, lord. unify us. we just need your help today. i ask that you go from heart-to-heart. each person that's here, lord. that you speak each person, lord that we depend upon you in such a mighty way. we just thank you. we leave it in your hands for jesus christ in nazareth, name that we pray. amen. >>> please join me in the pledge. >>> i pledge allegiance to the flag of the united states of america and to the republic for which it stands one nation under god indivisible with liberty and justice for all. ♪ o say, can you see by the dawn's early light ♪ ♪ what so proudly we hailed at the twilight's last gleaming? ♪ ♪ whose broad stripes and bright stars through the perilous fight ♪ ♪ o'er the ramparts we watched were so gallantly streaming? ♪ ♪ and the rockets' red glare the bombs bursting in air ♪ ♪ gave proof through the night that our flag was still there ♪ ♪ o

it's not a slam dunk argument that officer porter's actions actually severed the chain of causation and therefore lieutenant rice would approximate cause of mrinjuries by failing to buckle. >> rice is the fourth of six officers to stand trial in gray's death. >> two were acquitted and a proceeding ended in a mistrial. news4 at 6:00. >>> no regrets. tonight, the dallas police chief takes us inside the intense sta standoff. >>> and front lines of voting rights. police are searching for clues after that young man, a dnc staffer, was shot and killed on the streets of d.c. >>> donald trump expected to make a big announcement about his campaign within the week as hillary clinton gets an endorsement from a former rival. >>> a courtroom confession from a information online and so-called swatting incidents at their homes. scott macfarlane joins us now with more. scott? >> reporter: good evening. he's a new york city man but charged here in d.c. because this case quickly got the attention of the feds. his name is amir islam. he was charged two years in prison. he admits to conspireing to release information of celebrities and high-profile officials on

mr. earnest: there are some limitations in the context. but i'll let the department of homeland security speak to that. porterwill try to get -- [indiscernible] mr. earnest: i wouldn't think the president would think they are antagonistic. i think this is largely a social event but i think it will have a more serious tone in light of the terrorist attacks in nice last night. reporter: your decision not to weigh in on donald trump's choice for his vice presidential pick. do you plan on weighinging in as the process goes forward? mr. earnest: i don't anticipate having much of a reaction to his selection. reporter: at this point. as the process moves forward, you may weigh in? mr. earnest: i don't have any plan in the back of my mind to weigh in on this. reporter: on nice with what happened in nice, in your view, the president's view was this unique to france? could something like what happened in france happen here in the united states? mr. earnest: as i mentioned in response to a couple of other questions, the president is deeply concerned about the threat posed by lone wolf attacks. forms.takes a variety of w