the ultimate price in the line of duty. >> what happened was so senseless. it was senseless. >> and a police chief that will never forget. >> it was the worst day of my life ever. we were totally caught unprepared, and we won't be again. >> when "caught on camera: -- cam diaries" continues. today we're going to play a little game. which 4g lte map has the most coverage? this isn't real difficult... pretty obvious to me. i'm going to have to say verizon. verizon. that's right! the choice is obvious. verizon's superfast 4g lte network is over three times larger than any other 4g lte network. now get one, two, or even three-hundred dollars off a new smartphone depending on the smartphone you trade in on america's largest, most reliable 4g lte network. that's powerful. verizon. now get a free lg g2, with a 13-megapixel camera. ♪ stacy's mom has got it goin' on ♪ ♪ stacy's mom has got it goin' on ♪